Home / 19,486,555.76-26,891,248.88-10,784,745.20

Finding the Fourth Proportional to 19,486,555.76, 26,891,248.88 and 10,784,745.20

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Solution

The fourth proportional to 19,486,555.76, 26,891,248.88 and 10,784,745.20 is: 14,882,838.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,486,555.76 : 26,891,248.88 = 10,784,745.20 : x
  2. Step 2: Convert to fraction form
    19,486,555.76/26,891,248.88 = 10,784,745.20/x
  3. Step 3: Cross multiply
    19,486,555.76x = 26,891,248.88 × 10,784,745.20
  4. Step 4: Simplify right side
    19,486,555.76x = 290,015,267,280,585.38
  5. Step 5: Solve for x
    x = 290,015,267,280,585.38/19,486,555.76
  6. Step 6: Final answer
    x = 14,882,838.76

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1.5x scale

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.