Home / 39,838,543.52-59,759,933.52-12,546,970.40

Finding the Fourth Proportional to 39,838,543.52, 59,759,933.52 and 12,546,970.40

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Solution

The fourth proportional to 39,838,543.52, 59,759,933.52 and 12,546,970.40 is: 18,821,122.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,838,543.52 : 59,759,933.52 = 12,546,970.40 : x
  2. Step 2: Convert to fraction form
    39,838,543.52/59,759,933.52 = 12,546,970.40/x
  3. Step 3: Cross multiply
    39,838,543.52x = 59,759,933.52 × 12,546,970.40
  4. Step 4: Simplify right side
    39,838,543.52x = 749,806,116,981,407.88
  5. Step 5: Solve for x
    x = 749,806,116,981,407.88/39,838,543.52
  6. Step 6: Final answer
    x = 18,821,122.73

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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.