Home / 8,917,725.47-13,359,173.76-4,237,141.30

Finding the Fourth Proportional to 8,917,725.47, 13,359,173.76 and 4,237,141.30

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Solution

The fourth proportional to 8,917,725.47, 13,359,173.76 and 4,237,141.30 is: 6,347,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,725.47 : 13,359,173.76 = 4,237,141.30 : x
  2. Step 2: Convert to fraction form
    8,917,725.47/13,359,173.76 = 4,237,141.30/x
  3. Step 3: Cross multiply
    8,917,725.47x = 13,359,173.76 × 4,237,141.30
  4. Step 4: Simplify right side
    8,917,725.47x = 56,604,706,838,974.36
  5. Step 5: Solve for x
    x = 56,604,706,838,974.36/8,917,725.47
  6. Step 6: Final answer
    x = 6,347,437.70

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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.