Home / 15,408,054.90-23,112,082.35-7,445,430.90

Finding the Fourth Proportional to 15,408,054.90, 23,112,082.35 and 7,445,430.90

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Solution

The fourth proportional to 15,408,054.90, 23,112,082.35 and 7,445,430.90 is: 11,168,146.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408,054.90 : 23,112,082.35 = 7,445,430.90 : x
  2. Step 2: Convert to fraction form
    15,408,054.90/23,112,082.35 = 7,445,430.90/x
  3. Step 3: Cross multiply
    15,408,054.90x = 23,112,082.35 × 7,445,430.90
  4. Step 4: Simplify right side
    15,408,054.90x = 172,079,412,092,034.62
  5. Step 5: Solve for x
    x = 172,079,412,092,034.62/15,408,054.90
  6. Step 6: Final answer
    x = 11,168,146.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.