Home / 39,085,691.25-58,590,411.32-18,609,909.21

Finding the Fourth Proportional to 39,085,691.25, 58,590,411.32 and 18,609,909.21

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Solution

The fourth proportional to 39,085,691.25, 58,590,411.32 and 18,609,909.21 is: 27,896,711.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,085,691.25 : 58,590,411.32 = 18,609,909.21 : x
  2. Step 2: Convert to fraction form
    39,085,691.25/58,590,411.32 = 18,609,909.21/x
  3. Step 3: Cross multiply
    39,085,691.25x = 58,590,411.32 × 18,609,909.21
  4. Step 4: Simplify right side
    39,085,691.25x = 1,090,362,235,148,706.75
  5. Step 5: Solve for x
    x = 1,090,362,235,148,706.75/39,085,691.25
  6. Step 6: Final answer
    x = 27,896,711.05

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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.