Home / 66,587,302.68-99,878,702.76-23,455,378.86

Finding the Fourth Proportional to 66,587,302.68, 99,878,702.76 and 23,455,378.86

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Solution

The fourth proportional to 66,587,302.68, 99,878,702.76 and 23,455,378.86 is: 35,182,275.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,587,302.68 : 99,878,702.76 = 23,455,378.86 : x
  2. Step 2: Convert to fraction form
    66,587,302.68/99,878,702.76 = 23,455,378.86/x
  3. Step 3: Cross multiply
    66,587,302.68x = 99,878,702.76 × 23,455,378.86
  4. Step 4: Simplify right side
    66,587,302.68x = 2,342,692,813,281,127.50
  5. Step 5: Solve for x
    x = 2,342,692,813,281,127.50/66,587,302.68
  6. Step 6: Final answer
    x = 35,182,275.28

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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.