Home / 10,510,666.80-15,766,000.20-10,368,949.20

Finding the Fourth Proportional to 10,510,666.80, 15,766,000.20 and 10,368,949.20

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Solution

The fourth proportional to 10,510,666.80, 15,766,000.20 and 10,368,949.20 is: 15,553,423.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510,666.80 : 15,766,000.20 = 10,368,949.20 : x
  2. Step 2: Convert to fraction form
    10,510,666.80/15,766,000.20 = 10,368,949.20/x
  3. Step 3: Cross multiply
    10,510,666.80x = 15,766,000.20 × 10,368,949.20
  4. Step 4: Simplify right side
    10,510,666.80x = 163,476,855,160,989.81
  5. Step 5: Solve for x
    x = 163,476,855,160,989.81/10,510,666.80
  6. Step 6: Final answer
    x = 15,553,423.80

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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.