Home / 28,930,418-39,925,843.08-16,053,362

Finding the Fourth Proportional to 28,930,418, 39,925,843.08 and 16,053,362

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Solution

The fourth proportional to 28,930,418, 39,925,843.08 and 16,053,362 is: 22,154,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,930,418 : 39,925,843.08 = 16,053,362 : x
  2. Step 2: Convert to fraction form
    28,930,418/39,925,843.08 = 16,053,362/x
  3. Step 3: Cross multiply
    28,930,418x = 39,925,843.08 × 16,053,362
  4. Step 4: Simplify right side
    28,930,418x = 640,944,012,118,434.88
  5. Step 5: Solve for x
    x = 640,944,012,118,434.88/28,930,418
  6. Step 6: Final answer
    x = 22,154,675.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.