Home / 13,254,558-19,884,078.98-6,780,444.17

Finding the Fourth Proportional to 13,254,558, 19,884,078.98 and 6,780,444.17

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Solution

The fourth proportional to 13,254,558, 19,884,078.98 and 6,780,444.17 is: 10,171,813.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254,558 : 19,884,078.98 = 6,780,444.17 : x
  2. Step 2: Convert to fraction form
    13,254,558/19,884,078.98 = 6,780,444.17/x
  3. Step 3: Cross multiply
    13,254,558x = 19,884,078.98 × 6,780,444.17
  4. Step 4: Simplify right side
    13,254,558x = 134,822,887,262,437.94
  5. Step 5: Solve for x
    x = 134,822,887,262,437.94/13,254,558
  6. Step 6: Final answer
    x = 10,171,813.14

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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.