Home / 60,618,657.60-90,927,986.40-36,432,187.20

Finding the Fourth Proportional to 60,618,657.60, 90,927,986.40 and 36,432,187.20

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Solution

The fourth proportional to 60,618,657.60, 90,927,986.40 and 36,432,187.20 is: 54,648,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,618,657.60 : 90,927,986.40 = 36,432,187.20 : x
  2. Step 2: Convert to fraction form
    60,618,657.60/90,927,986.40 = 36,432,187.20/x
  3. Step 3: Cross multiply
    60,618,657.60x = 90,927,986.40 × 36,432,187.20
  4. Step 4: Simplify right side
    60,618,657.60x = 3,312,705,422,243,854.50
  5. Step 5: Solve for x
    x = 3,312,705,422,243,854.50/60,618,657.60
  6. Step 6: Final answer
    x = 54,648,280.80

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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.