Home / 66,528,008.80-99,792,013.20-37,862,562.40

Finding the Fourth Proportional to 66,528,008.80, 99,792,013.20 and 37,862,562.40

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Solution

The fourth proportional to 66,528,008.80, 99,792,013.20 and 37,862,562.40 is: 56,793,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,528,008.80 : 99,792,013.20 = 37,862,562.40 : x
  2. Step 2: Convert to fraction form
    66,528,008.80/99,792,013.20 = 37,862,562.40/x
  3. Step 3: Cross multiply
    66,528,008.80x = 99,792,013.20 × 37,862,562.40
  4. Step 4: Simplify right side
    66,528,008.80x = 3,778,381,326,806,623.50
  5. Step 5: Solve for x
    x = 3,778,381,326,806,623.50/66,528,008.80
  6. Step 6: Final answer
    x = 56,793,843.60

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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.