Home / 10,209,172.61-15,302,617.63-5,025,349.76

Finding the Fourth Proportional to 10,209,172.61, 15,302,617.63 and 5,025,349.76

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Solution

The fourth proportional to 10,209,172.61, 15,302,617.63 and 5,025,349.76 is: 7,532,540.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,209,172.61 : 15,302,617.63 = 5,025,349.76 : x
  2. Step 2: Convert to fraction form
    10,209,172.61/15,302,617.63 = 5,025,349.76/x
  3. Step 3: Cross multiply
    10,209,172.61x = 15,302,617.63 × 5,025,349.76
  4. Step 4: Simplify right side
    10,209,172.61x = 76,901,005,745,215.80
  5. Step 5: Solve for x
    x = 76,901,005,745,215.80/10,209,172.61
  6. Step 6: Final answer
    x = 7,532,540.46

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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.