Home / 10,300,859.28-14,216,666.76-6,171,067.08

Finding the Fourth Proportional to 10,300,859.28, 14,216,666.76 and 6,171,067.08

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Solution

The fourth proportional to 10,300,859.28, 14,216,666.76 and 6,171,067.08 is: 8,516,959.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,300,859.28 : 14,216,666.76 = 6,171,067.08 : x
  2. Step 2: Convert to fraction form
    10,300,859.28/14,216,666.76 = 6,171,067.08/x
  3. Step 3: Cross multiply
    10,300,859.28x = 14,216,666.76 × 6,171,067.08
  4. Step 4: Simplify right side
    10,300,859.28x = 87,732,004,229,966.27
  5. Step 5: Solve for x
    x = 87,732,004,229,966.27/10,300,859.28
  6. Step 6: Final answer
    x = 8,516,959.78

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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.