Home / 42,719,616.70-58,953,354.10-23,140,505.07

Finding the Fourth Proportional to 42,719,616.70, 58,953,354.10 and 23,140,505.07

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Solution

The fourth proportional to 42,719,616.70, 58,953,354.10 and 23,140,505.07 is: 31,934,050.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,719,616.70 : 58,953,354.10 = 23,140,505.07 : x
  2. Step 2: Convert to fraction form
    42,719,616.70/58,953,354.10 = 23,140,505.07/x
  3. Step 3: Cross multiply
    42,719,616.70x = 58,953,354.10 × 23,140,505.07
  4. Step 4: Simplify right side
    42,719,616.70x = 1,364,210,389,386,704
  5. Step 5: Solve for x
    x = 1,364,210,389,386,704/42,719,616.70
  6. Step 6: Final answer
    x = 31,934,050.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.