Home / 8,047,301.60-12,070,952.40-7,165,503.20

Finding the Fourth Proportional to 8,047,301.60, 12,070,952.40 and 7,165,503.20

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Solution

The fourth proportional to 8,047,301.60, 12,070,952.40 and 7,165,503.20 is: 10,748,254.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,301.60 : 12,070,952.40 = 7,165,503.20 : x
  2. Step 2: Convert to fraction form
    8,047,301.60/12,070,952.40 = 7,165,503.20/x
  3. Step 3: Cross multiply
    8,047,301.60x = 12,070,952.40 × 7,165,503.20
  4. Step 4: Simplify right side
    8,047,301.60x = 86,494,448,049,247.69
  5. Step 5: Solve for x
    x = 86,494,448,049,247.69/8,047,301.60
  6. Step 6: Final answer
    x = 10,748,254.80

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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.