Home / 10,237,220.56-15,358,700.40-4,480,455.88

Finding the Fourth Proportional to 10,237,220.56, 15,358,700.40 and 4,480,455.88

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Solution

The fourth proportional to 10,237,220.56, 15,358,700.40 and 4,480,455.88 is: 6,721,939.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,237,220.56 : 15,358,700.40 = 4,480,455.88 : x
  2. Step 2: Convert to fraction form
    10,237,220.56/15,358,700.40 = 4,480,455.88/x
  3. Step 3: Cross multiply
    10,237,220.56x = 15,358,700.40 × 4,480,455.88
  4. Step 4: Simplify right side
    10,237,220.56x = 68,813,979,516,338.35
  5. Step 5: Solve for x
    x = 68,813,979,516,338.35/10,237,220.56
  6. Step 6: Final answer
    x = 6,721,939.72

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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.