Home / 15,408,081.90-23,112,122.85-7,445,457.90

Finding the Fourth Proportional to 15,408,081.90, 23,112,122.85 and 7,445,457.90

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Solution

The fourth proportional to 15,408,081.90, 23,112,122.85 and 7,445,457.90 is: 11,168,186.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408,081.90 : 23,112,122.85 = 7,445,457.90 : x
  2. Step 2: Convert to fraction form
    15,408,081.90/23,112,122.85 = 7,445,457.90/x
  3. Step 3: Cross multiply
    15,408,081.90x = 23,112,122.85 × 7,445,457.90
  4. Step 4: Simplify right side
    15,408,081.90x = 172,080,337,659,303.03
  5. Step 5: Solve for x
    x = 172,080,337,659,303.03/15,408,081.90
  6. Step 6: Final answer
    x = 11,168,186.85

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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.