Home / 10,510,666.30-15,765,999.45-10,368,948.70

Finding the Fourth Proportional to 10,510,666.30, 15,765,999.45 and 10,368,948.70

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Solution

The fourth proportional to 10,510,666.30, 15,765,999.45 and 10,368,948.70 is: 15,553,423.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510,666.30 : 15,765,999.45 = 10,368,948.70 : x
  2. Step 2: Convert to fraction form
    10,510,666.30/15,765,999.45 = 10,368,948.70/x
  3. Step 3: Cross multiply
    10,510,666.30x = 15,765,999.45 × 10,368,948.70
  4. Step 4: Simplify right side
    10,510,666.30x = 163,476,839,501,278.19
  5. Step 5: Solve for x
    x = 163,476,839,501,278.19/10,510,666.30
  6. Step 6: Final answer
    x = 15,553,423.05

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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.