Home / 15,408,066.90-23,112,100.35-7,445,442.90

Finding the Fourth Proportional to 15,408,066.90, 23,112,100.35 and 7,445,442.90

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Solution

The fourth proportional to 15,408,066.90, 23,112,100.35 and 7,445,442.90 is: 11,168,164.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408,066.90 : 23,112,100.35 = 7,445,442.90 : x
  2. Step 2: Convert to fraction form
    15,408,066.90/23,112,100.35 = 7,445,442.90/x
  3. Step 3: Cross multiply
    15,408,066.90x = 23,112,100.35 × 7,445,442.90
  4. Step 4: Simplify right side
    15,408,066.90x = 172,079,823,454,995.03
  5. Step 5: Solve for x
    x = 172,079,823,454,995.03/15,408,066.90
  6. Step 6: Final answer
    x = 11,168,164.35

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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.