Home / 55,730,565.20-83,595,847.80-19,326,856.70

Finding the Fourth Proportional to 55,730,565.20, 83,595,847.80 and 19,326,856.70

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Solution

The fourth proportional to 55,730,565.20, 83,595,847.80 and 19,326,856.70 is: 28,990,285.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,730,565.20 : 83,595,847.80 = 19,326,856.70 : x
  2. Step 2: Convert to fraction form
    55,730,565.20/83,595,847.80 = 19,326,856.70/x
  3. Step 3: Cross multiply
    55,730,565.20x = 83,595,847.80 × 19,326,856.70
  4. Step 4: Simplify right side
    55,730,565.20x = 1,615,644,971,145,610.25
  5. Step 5: Solve for x
    x = 1,615,644,971,145,610.25/55,730,565.20
  6. Step 6: Final answer
    x = 28,990,285.05

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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.