Home / 14,124,143.70-21,186,215.55-10,935,497.70

Finding the Fourth Proportional to 14,124,143.70, 21,186,215.55 and 10,935,497.70

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Solution

The fourth proportional to 14,124,143.70, 21,186,215.55 and 10,935,497.70 is: 16,403,246.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124,143.70 : 21,186,215.55 = 10,935,497.70 : x
  2. Step 2: Convert to fraction form
    14,124,143.70/21,186,215.55 = 10,935,497.70/x
  3. Step 3: Cross multiply
    14,124,143.70x = 21,186,215.55 × 10,935,497.70
  4. Step 4: Simplify right side
    14,124,143.70x = 231,681,811,418,729.22
  5. Step 5: Solve for x
    x = 231,681,811,418,729.22/14,124,143.70
  6. Step 6: Final answer
    x = 16,403,246.55

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Similar ratio
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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.