Home / 42,681,818.88-58,900,901.76-23,102,703.36

Finding the Fourth Proportional to 42,681,818.88, 58,900,901.76 and 23,102,703.36

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Solution

The fourth proportional to 42,681,818.88, 58,900,901.76 and 23,102,703.36 is: 31,881,726.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,681,818.88 : 58,900,901.76 = 23,102,703.36 : x
  2. Step 2: Convert to fraction form
    42,681,818.88/58,900,901.76 = 23,102,703.36/x
  3. Step 3: Cross multiply
    42,681,818.88x = 58,900,901.76 × 23,102,703.36
  4. Step 4: Simplify right side
    42,681,818.88x = 1,360,770,060,997,781.75
  5. Step 5: Solve for x
    x = 1,360,770,060,997,781.75/42,681,818.88
  6. Step 6: Final answer
    x = 31,881,726.15

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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.