Home / 45,645,011.48-62,996,876.45-28,901,307.28

Finding the Fourth Proportional to 45,645,011.48, 62,996,876.45 and 28,901,307.28

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Solution

The fourth proportional to 45,645,011.48, 62,996,876.45 and 28,901,307.28 is: 39,888,084.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,645,011.48 : 62,996,876.45 = 28,901,307.28 : x
  2. Step 2: Convert to fraction form
    45,645,011.48/62,996,876.45 = 28,901,307.28/x
  3. Step 3: Cross multiply
    45,645,011.48x = 62,996,876.45 × 28,901,307.28
  4. Step 4: Simplify right side
    45,645,011.48x = 1,820,692,083,876,406.75
  5. Step 5: Solve for x
    x = 1,820,692,083,876,406.75/45,645,011.48
  6. Step 6: Final answer
    x = 39,888,084.70

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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.