Home / 28,713,560.28-43,046,130.33-12,527,639.70

Finding the Fourth Proportional to 28,713,560.28, 43,046,130.33 and 12,527,639.70

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Solution

The fourth proportional to 28,713,560.28, 43,046,130.33 and 12,527,639.70 is: 18,780,896.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,713,560.28 : 43,046,130.33 = 12,527,639.70 : x
  2. Step 2: Convert to fraction form
    28,713,560.28/43,046,130.33 = 12,527,639.70/x
  3. Step 3: Cross multiply
    28,713,560.28x = 43,046,130.33 × 12,527,639.70
  4. Step 4: Simplify right side
    28,713,560.28x = 539,266,411,253,482.06
  5. Step 5: Solve for x
    x = 539,266,411,253,482.06/28,713,560.28
  6. Step 6: Final answer
    x = 18,780,896.76

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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.