Home / 42,012,022.60-63,018,033.90-15,088,400.20

Finding the Fourth Proportional to 42,012,022.60, 63,018,033.90 and 15,088,400.20

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Solution

The fourth proportional to 42,012,022.60, 63,018,033.90 and 15,088,400.20 is: 22,632,600.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,012,022.60 : 63,018,033.90 = 15,088,400.20 : x
  2. Step 2: Convert to fraction form
    42,012,022.60/63,018,033.90 = 15,088,400.20/x
  3. Step 3: Cross multiply
    42,012,022.60x = 63,018,033.90 × 15,088,400.20
  4. Step 4: Simplify right side
    42,012,022.60x = 950,841,315,300,366.75
  5. Step 5: Solve for x
    x = 950,841,315,300,366.75/42,012,022.60
  6. Step 6: Final answer
    x = 22,632,600.30

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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.