Home / 53,225,793.90-79,838,690.85-19,142,711.10

Finding the Fourth Proportional to 53,225,793.90, 79,838,690.85 and 19,142,711.10

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Solution

The fourth proportional to 53,225,793.90, 79,838,690.85 and 19,142,711.10 is: 28,714,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,225,793.90 : 79,838,690.85 = 19,142,711.10 : x
  2. Step 2: Convert to fraction form
    53,225,793.90/79,838,690.85 = 19,142,711.10/x
  3. Step 3: Cross multiply
    53,225,793.90x = 79,838,690.85 × 19,142,711.10
  4. Step 4: Simplify right side
    53,225,793.90x = 1,528,328,993,543,763.50
  5. Step 5: Solve for x
    x = 1,528,328,993,543,763.50/53,225,793.90
  6. Step 6: Final answer
    x = 28,714,066.65

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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.