Home / 10,502,350.80-15,753,526.20-6,720,104.40

Finding the Fourth Proportional to 10,502,350.80, 15,753,526.20 and 6,720,104.40

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Solution

The fourth proportional to 10,502,350.80, 15,753,526.20 and 6,720,104.40 is: 10,080,156.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502,350.80 : 15,753,526.20 = 6,720,104.40 : x
  2. Step 2: Convert to fraction form
    10,502,350.80/15,753,526.20 = 6,720,104.40/x
  3. Step 3: Cross multiply
    10,502,350.80x = 15,753,526.20 × 6,720,104.40
  4. Step 4: Simplify right side
    10,502,350.80x = 105,865,340,732,135.28
  5. Step 5: Solve for x
    x = 105,865,340,732,135.28/10,502,350.80
  6. Step 6: Final answer
    x = 10,080,156.60

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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.