Home / 12,352,528.80-18,528,793.20-3,833,726.40

Finding the Fourth Proportional to 12,352,528.80, 18,528,793.20 and 3,833,726.40

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Solution

The fourth proportional to 12,352,528.80, 18,528,793.20 and 3,833,726.40 is: 5,750,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,352,528.80 : 18,528,793.20 = 3,833,726.40 : x
  2. Step 2: Convert to fraction form
    12,352,528.80/18,528,793.20 = 3,833,726.40/x
  3. Step 3: Cross multiply
    12,352,528.80x = 18,528,793.20 × 3,833,726.40
  4. Step 4: Simplify right side
    12,352,528.80x = 71,034,323,650,980.47
  5. Step 5: Solve for x
    x = 71,034,323,650,980.47/12,352,528.80
  6. Step 6: Final answer
    x = 5,750,589.60

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1.5x scale

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.