Home / 14,000,459-19,320,646.38-7,561,931

Finding the Fourth Proportional to 14,000,459, 19,320,646.38 and 7,561,931

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Solution

The fourth proportional to 14,000,459, 19,320,646.38 and 7,561,931 is: 10,435,471.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000,459 : 19,320,646.38 = 7,561,931 : x
  2. Step 2: Convert to fraction form
    14,000,459/19,320,646.38 = 7,561,931/x
  3. Step 3: Cross multiply
    14,000,459x = 19,320,646.38 × 7,561,931
  4. Step 4: Simplify right side
    14,000,459x = 146,101,394,800,959.78
  5. Step 5: Solve for x
    x = 146,101,394,800,959.78/14,000,459
  6. Step 6: Final answer
    x = 10,435,471.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.