Home / 25,980,661.59-38,979,647.24-8,710,571.40

Finding the Fourth Proportional to 25,980,661.59, 38,979,647.24 and 8,710,571.40

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Solution

The fourth proportional to 25,980,661.59, 38,979,647.24 and 8,710,571.40 is: 13,068,758.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,980,661.59 : 38,979,647.24 = 8,710,571.40 : x
  2. Step 2: Convert to fraction form
    25,980,661.59/38,979,647.24 = 8,710,571.40/x
  3. Step 3: Cross multiply
    25,980,661.59x = 38,979,647.24 × 8,710,571.40
  4. Step 4: Simplify right side
    25,980,661.59x = 339,535,000,387,280.06
  5. Step 5: Solve for x
    x = 339,535,000,387,280.06/25,980,661.59
  6. Step 6: Final answer
    x = 13,068,758.82

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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.