Home / 8,316,200.90-12,474,301.35-7,287,695.30

Finding the Fourth Proportional to 8,316,200.90, 12,474,301.35 and 7,287,695.30

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Solution

The fourth proportional to 8,316,200.90, 12,474,301.35 and 7,287,695.30 is: 10,931,542.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316,200.90 : 12,474,301.35 = 7,287,695.30 : x
  2. Step 2: Convert to fraction form
    8,316,200.90/12,474,301.35 = 7,287,695.30/x
  3. Step 3: Cross multiply
    8,316,200.90x = 12,474,301.35 × 7,287,695.30
  4. Step 4: Simplify right side
    8,316,200.90x = 90,908,907,319,178.66
  5. Step 5: Solve for x
    x = 90,908,907,319,178.66/8,316,200.90
  6. Step 6: Final answer
    x = 10,931,542.95

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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.