Home / 9,187,584.48-12,679,598.88-5,320,173.96

Finding the Fourth Proportional to 9,187,584.48, 12,679,598.88 and 5,320,173.96

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Solution

The fourth proportional to 9,187,584.48, 12,679,598.88 and 5,320,173.96 is: 7,342,264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187,584.48 : 12,679,598.88 = 5,320,173.96 : x
  2. Step 2: Convert to fraction form
    9,187,584.48/12,679,598.88 = 5,320,173.96/x
  3. Step 3: Cross multiply
    9,187,584.48x = 12,679,598.88 × 5,320,173.96
  4. Step 4: Simplify right side
    9,187,584.48x = 67,457,671,784,621.17
  5. Step 5: Solve for x
    x = 67,457,671,784,621.17/9,187,584.48
  6. Step 6: Final answer
    x = 7,342,264.11

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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.