Home / 10,152,702.20-15,221,479.30-6,108,242.40

Finding the Fourth Proportional to 10,152,702.20, 15,221,479.30 and 6,108,242.40

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Solution

The fourth proportional to 10,152,702.20, 15,221,479.30 and 6,108,242.40 is: 9,157,806.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,152,702.20 : 15,221,479.30 = 6,108,242.40 : x
  2. Step 2: Convert to fraction form
    10,152,702.20/15,221,479.30 = 6,108,242.40/x
  3. Step 3: Cross multiply
    10,152,702.20x = 15,221,479.30 × 6,108,242.40
  4. Step 4: Simplify right side
    10,152,702.20x = 92,976,485,235,711.72
  5. Step 5: Solve for x
    x = 92,976,485,235,711.72/10,152,702.20
  6. Step 6: Final answer
    x = 9,157,806.80

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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.