Home / 10,368,046.90-15,559,846.35-5,316,757.30

Finding the Fourth Proportional to 10,368,046.90, 15,559,846.35 and 5,316,757.30

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Solution

The fourth proportional to 10,368,046.90, 15,559,846.35 and 5,316,757.30 is: 7,979,123.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,046.90 : 15,559,846.35 = 5,316,757.30 : x
  2. Step 2: Convert to fraction form
    10,368,046.90/15,559,846.35 = 5,316,757.30/x
  3. Step 3: Cross multiply
    10,368,046.90x = 15,559,846.35 × 5,316,757.30
  4. Step 4: Simplify right side
    10,368,046.90x = 82,727,926,668,240.84
  5. Step 5: Solve for x
    x = 82,727,926,668,240.84/10,368,046.90
  6. Step 6: Final answer
    x = 7,979,123.50

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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.