Home / 42,719,612.13-58,953,347.79-23,140,500.51

Finding the Fourth Proportional to 42,719,612.13, 58,953,347.79 and 23,140,500.51

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Solution

The fourth proportional to 42,719,612.13, 58,953,347.79 and 23,140,500.51 is: 31,934,044.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,719,612.13 : 58,953,347.79 = 23,140,500.51 : x
  2. Step 2: Convert to fraction form
    42,719,612.13/58,953,347.79 = 23,140,500.51/x
  3. Step 3: Cross multiply
    42,719,612.13x = 58,953,347.79 × 23,140,500.51
  4. Step 4: Simplify right side
    42,719,612.13x = 1,364,209,974,600,702.50
  5. Step 5: Solve for x
    x = 1,364,209,974,600,702.50/42,719,612.13
  6. Step 6: Final answer
    x = 31,934,044.03

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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.