Home / 48,384,646.80-72,610,147.80-21,477,613.20

Finding the Fourth Proportional to 48,384,646.80, 72,610,147.80 and 21,477,613.20

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Solution

The fourth proportional to 48,384,646.80, 72,610,147.80 and 21,477,613.20 is: 32,231,147.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,384,646.80 : 72,610,147.80 = 21,477,613.20 : x
  2. Step 2: Convert to fraction form
    48,384,646.80/72,610,147.80 = 21,477,613.20/x
  3. Step 3: Cross multiply
    48,384,646.80x = 72,610,147.80 × 21,477,613.20
  4. Step 4: Simplify right side
    48,384,646.80x = 1,559,492,668,843,230.75
  5. Step 5: Solve for x
    x = 1,559,492,668,843,230.75/48,384,646.80
  6. Step 6: Final answer
    x = 32,231,147.11

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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.