Home / 44,290,621.80-66,445,263.90-18,718,468.20

Finding the Fourth Proportional to 44,290,621.80, 66,445,263.90 and 18,718,468.20

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Solution

The fourth proportional to 44,290,621.80, 66,445,263.90 and 18,718,468.20 is: 28,081,645.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,290,621.80 : 66,445,263.90 = 18,718,468.20 : x
  2. Step 2: Convert to fraction form
    44,290,621.80/66,445,263.90 = 18,718,468.20/x
  3. Step 3: Cross multiply
    44,290,621.80x = 66,445,263.90 × 18,718,468.20
  4. Step 4: Simplify right side
    44,290,621.80x = 1,243,753,559,352,758
  5. Step 5: Solve for x
    x = 1,243,753,559,352,758/44,290,621.80
  6. Step 6: Final answer
    x = 28,081,645.93

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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.