Home / 66,103,780.95-99,026,377.45-54,448,884.13

Finding the Fourth Proportional to 66,103,780.95, 99,026,377.45 and 54,448,884.13

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Solution

The fourth proportional to 66,103,780.95, 99,026,377.45 and 54,448,884.13 is: 81,566,828.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,103,780.95 : 99,026,377.45 = 54,448,884.13 : x
  2. Step 2: Convert to fraction form
    66,103,780.95/99,026,377.45 = 54,448,884.13/x
  3. Step 3: Cross multiply
    66,103,780.95x = 99,026,377.45 × 54,448,884.13
  4. Step 4: Simplify right side
    66,103,780.95x = 5,391,875,751,588,695
  5. Step 5: Solve for x
    x = 5,391,875,751,588,695/66,103,780.95
  6. Step 6: Final answer
    x = 81,566,828.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.