Home / 13,913,275.60-20,860,134.78-6,128,496.01

Finding the Fourth Proportional to 13,913,275.60, 20,860,134.78 and 6,128,496.01

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Solution

The fourth proportional to 13,913,275.60, 20,860,134.78 and 6,128,496.01 is: 9,188,436.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,913,275.60 : 20,860,134.78 = 6,128,496.01 : x
  2. Step 2: Convert to fraction form
    13,913,275.60/20,860,134.78 = 6,128,496.01/x
  3. Step 3: Cross multiply
    13,913,275.60x = 20,860,134.78 × 6,128,496.01
  4. Step 4: Simplify right side
    13,913,275.60x = 127,841,252,767,292.23
  5. Step 5: Solve for x
    x = 127,841,252,767,292.23/13,913,275.60
  6. Step 6: Final answer
    x = 9,188,436.75

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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.