Home / 28,502,780.12-39,335,532.91-16,114,026.70

Finding the Fourth Proportional to 28,502,780.12, 39,335,532.91 and 16,114,026.70

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Solution

The fourth proportional to 28,502,780.12, 39,335,532.91 and 16,114,026.70 is: 22,238,315.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,502,780.12 : 39,335,532.91 = 16,114,026.70 : x
  2. Step 2: Convert to fraction form
    28,502,780.12/39,335,532.91 = 16,114,026.70/x
  3. Step 3: Cross multiply
    28,502,780.12x = 39,335,532.91 × 16,114,026.70
  4. Step 4: Simplify right side
    28,502,780.12x = 633,853,827,669,994.50
  5. Step 5: Solve for x
    x = 633,853,827,669,994.50/28,502,780.12
  6. Step 6: Final answer
    x = 22,238,315.87

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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.