Home / 66,721,010-92,074,371.72-37,747,634

Finding the Fourth Proportional to 66,721,010, 92,074,371.72 and 37,747,634

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Solution

The fourth proportional to 66,721,010, 92,074,371.72 and 37,747,634 is: 52,091,382.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,721,010 : 92,074,371.72 = 37,747,634 : x
  2. Step 2: Convert to fraction form
    66,721,010/92,074,371.72 = 37,747,634/x
  3. Step 3: Cross multiply
    66,721,010x = 92,074,371.72 × 37,747,634
  4. Step 4: Simplify right side
    66,721,010x = 3,475,589,684,466,510.50
  5. Step 5: Solve for x
    x = 3,475,589,684,466,510.50/66,721,010
  6. Step 6: Final answer
    x = 52,091,382.98

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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.