Home / 66,587,661.90-99,179,344.52-63,600,034.91

Finding the Fourth Proportional to 66,587,661.90, 99,179,344.52 and 63,600,034.91

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Solution

The fourth proportional to 66,587,661.90, 99,179,344.52 and 63,600,034.91 is: 94,729,407.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,587,661.90 : 99,179,344.52 = 63,600,034.91 : x
  2. Step 2: Convert to fraction form
    66,587,661.90/99,179,344.52 = 63,600,034.91/x
  3. Step 3: Cross multiply
    66,587,661.90x = 99,179,344.52 × 63,600,034.91
  4. Step 4: Simplify right side
    66,587,661.90x = 6,307,809,773,009,020
  5. Step 5: Solve for x
    x = 6,307,809,773,009,020/66,587,661.90
  6. Step 6: Final answer
    x = 94,729,407.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.