Home / 19,486,513.92-26,891,191.04-10,784,703.36

Finding the Fourth Proportional to 19,486,513.92, 26,891,191.04 and 10,784,703.36

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Solution

The fourth proportional to 19,486,513.92, 26,891,191.04 and 10,784,703.36 is: 14,882,780.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,486,513.92 : 26,891,191.04 = 10,784,703.36 : x
  2. Step 2: Convert to fraction form
    19,486,513.92/26,891,191.04 = 10,784,703.36/x
  3. Step 3: Cross multiply
    19,486,513.92x = 26,891,191.04 × 10,784,703.36
  4. Step 4: Simplify right side
    19,486,513.92x = 290,013,518,363,489.88
  5. Step 5: Solve for x
    x = 290,013,518,363,489.88/19,486,513.92
  6. Step 6: Final answer
    x = 14,882,780.96

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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.