Home / 9,626,659.20-14,439,988.80-8,115,004.80

Finding the Fourth Proportional to 9,626,659.20, 14,439,988.80 and 8,115,004.80

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Solution

The fourth proportional to 9,626,659.20, 14,439,988.80 and 8,115,004.80 is: 12,172,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,626,659.20 : 14,439,988.80 = 8,115,004.80 : x
  2. Step 2: Convert to fraction form
    9,626,659.20/14,439,988.80 = 8,115,004.80/x
  3. Step 3: Cross multiply
    9,626,659.20x = 14,439,988.80 × 8,115,004.80
  4. Step 4: Simplify right side
    9,626,659.20x = 117,180,578,423,946.25
  5. Step 5: Solve for x
    x = 117,180,578,423,946.25/9,626,659.20
  6. Step 6: Final answer
    x = 12,172,507.20

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Similar ratio
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1.5x scale

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.