Home / 44,292,500.80-66,448,082.40-18,720,347.20

Finding the Fourth Proportional to 44,292,500.80, 66,448,082.40 and 18,720,347.20

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Solution

The fourth proportional to 44,292,500.80, 66,448,082.40 and 18,720,347.20 is: 28,084,464.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,292,500.80 : 66,448,082.40 = 18,720,347.20 : x
  2. Step 2: Convert to fraction form
    44,292,500.80/66,448,082.40 = 18,720,347.20/x
  3. Step 3: Cross multiply
    44,292,500.80x = 66,448,082.40 × 18,720,347.20
  4. Step 4: Simplify right side
    44,292,500.80x = 1,243,931,173,302,209.25
  5. Step 5: Solve for x
    x = 1,243,931,173,302,209.25/44,292,500.80
  6. Step 6: Final answer
    x = 28,084,464.66

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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.