Home / 28,900,363.52-43,376,534.40-15,448,689.92

Finding the Fourth Proportional to 28,900,363.52, 43,376,534.40 and 15,448,689.92

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Solution

The fourth proportional to 28,900,363.52, 43,376,534.40 and 15,448,689.92 is: 23,186,927.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,900,363.52 : 43,376,534.40 = 15,448,689.92 : x
  2. Step 2: Convert to fraction form
    28,900,363.52/43,376,534.40 = 15,448,689.92/x
  3. Step 3: Cross multiply
    28,900,363.52x = 43,376,534.40 × 15,448,689.92
  4. Step 4: Simplify right side
    28,900,363.52x = 670,110,629,749,813.25
  5. Step 5: Solve for x
    x = 670,110,629,749,813.25/28,900,363.52
  6. Step 6: Final answer
    x = 23,186,927.36

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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.