Home / 9,175,355.28-12,662,039.52-5,045,652.72

Finding the Fourth Proportional to 9,175,355.28, 12,662,039.52 and 5,045,652.72

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Solution

The fourth proportional to 9,175,355.28, 12,662,039.52 and 5,045,652.72 is: 6,963,027.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175,355.28 : 12,662,039.52 = 5,045,652.72 : x
  2. Step 2: Convert to fraction form
    9,175,355.28/12,662,039.52 = 5,045,652.72/x
  3. Step 3: Cross multiply
    9,175,355.28x = 12,662,039.52 × 5,045,652.72
  4. Step 4: Simplify right side
    9,175,355.28x = 63,888,254,144,835.49
  5. Step 5: Solve for x
    x = 63,888,254,144,835.49/9,175,355.28
  6. Step 6: Final answer
    x = 6,963,027.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.