Home / 60,507,005.70-90,760,508.55-15,068,800.20

Finding the Fourth Proportional to 60,507,005.70, 90,760,508.55 and 15,068,800.20

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Solution

The fourth proportional to 60,507,005.70, 90,760,508.55 and 15,068,800.20 is: 22,603,200.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,507,005.70 : 90,760,508.55 = 15,068,800.20 : x
  2. Step 2: Convert to fraction form
    60,507,005.70/90,760,508.55 = 15,068,800.20/x
  3. Step 3: Cross multiply
    60,507,005.70x = 90,760,508.55 × 15,068,800.20
  4. Step 4: Simplify right side
    60,507,005.70x = 1,367,651,969,390,341.50
  5. Step 5: Solve for x
    x = 1,367,651,969,390,341.50/60,507,005.70
  6. Step 6: Final answer
    x = 22,603,200.30

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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.