Home / 37,430,479.60-56,141,572.20-30,687,132.40

Finding the Fourth Proportional to 37,430,479.60, 56,141,572.20 and 30,687,132.40

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Solution

The fourth proportional to 37,430,479.60, 56,141,572.20 and 30,687,132.40 is: 46,027,298.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,430,479.60 : 56,141,572.20 = 30,687,132.40 : x
  2. Step 2: Convert to fraction form
    37,430,479.60/56,141,572.20 = 30,687,132.40/x
  3. Step 3: Cross multiply
    37,430,479.60x = 56,141,572.20 × 30,687,132.40
  4. Step 4: Simplify right side
    37,430,479.60x = 1,722,823,859,245,559.25
  5. Step 5: Solve for x
    x = 1,722,823,859,245,559.25/37,430,479.60
  6. Step 6: Final answer
    x = 46,027,298.55

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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.