Home / 7,731,468.50-11,599,725.33-3,687,430.91

Finding the Fourth Proportional to 7,731,468.50, 11,599,725.33 and 3,687,430.91

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Solution

The fourth proportional to 7,731,468.50, 11,599,725.33 and 3,687,430.91 is: 5,532,349.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731,468.50 : 11,599,725.33 = 3,687,430.91 : x
  2. Step 2: Convert to fraction form
    7,731,468.50/11,599,725.33 = 3,687,430.91/x
  3. Step 3: Cross multiply
    7,731,468.50x = 11,599,725.33 × 3,687,430.91
  4. Step 4: Simplify right side
    7,731,468.50x = 42,773,185,671,353.32
  5. Step 5: Solve for x
    x = 42,773,185,671,353.32/7,731,468.50
  6. Step 6: Final answer
    x = 5,532,349.48

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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.