Home / 45,934,345.46-68,914,970.16-13,587,109.39

Finding the Fourth Proportional to 45,934,345.46, 68,914,970.16 and 13,587,109.39

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Solution

The fourth proportional to 45,934,345.46, 68,914,970.16 and 13,587,109.39 is: 20,384,643.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,934,345.46 : 68,914,970.16 = 13,587,109.39 : x
  2. Step 2: Convert to fraction form
    45,934,345.46/68,914,970.16 = 13,587,109.39/x
  3. Step 3: Cross multiply
    45,934,345.46x = 68,914,970.16 × 13,587,109.39
  4. Step 4: Simplify right side
    45,934,345.46x = 936,355,238,172,505.75
  5. Step 5: Solve for x
    x = 936,355,238,172,505.75/45,934,345.46
  6. Step 6: Final answer
    x = 20,384,643.10

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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.