Home / 42,720,417.48-58,952,958.16-25,079,036.36

Finding the Fourth Proportional to 42,720,417.48, 58,952,958.16 and 25,079,036.36

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Solution

The fourth proportional to 42,720,417.48, 58,952,958.16 and 25,079,036.36 is: 34,608,355.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,720,417.48 : 58,952,958.16 = 25,079,036.36 : x
  2. Step 2: Convert to fraction form
    42,720,417.48/58,952,958.16 = 25,079,036.36/x
  3. Step 3: Cross multiply
    42,720,417.48x = 58,952,958.16 × 25,079,036.36
  4. Step 4: Simplify right side
    42,720,417.48x = 1,478,483,380,929,433.75
  5. Step 5: Solve for x
    x = 1,478,483,380,929,433.75/42,720,417.48
  6. Step 6: Final answer
    x = 34,608,355.16

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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.