Home / 7,997,155.92-11,988,374.40-4,348,555.20

Finding the Fourth Proportional to 7,997,155.92, 11,988,374.40 and 4,348,555.20

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Solution

The fourth proportional to 7,997,155.92, 11,988,374.40 and 4,348,555.20 is: 6,518,830.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997,155.92 : 11,988,374.40 = 4,348,555.20 : x
  2. Step 2: Convert to fraction form
    7,997,155.92/11,988,374.40 = 4,348,555.20/x
  3. Step 3: Cross multiply
    7,997,155.92x = 11,988,374.40 × 4,348,555.20
  4. Step 4: Simplify right side
    7,997,155.92x = 52,132,107,836,666.88
  5. Step 5: Solve for x
    x = 52,132,107,836,666.88/7,997,155.92
  6. Step 6: Final answer
    x = 6,518,830.99

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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.