Home / 47,730,687.20-71,596,030.80-17,434,613.60

Finding the Fourth Proportional to 47,730,687.20, 71,596,030.80 and 17,434,613.60

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Solution

The fourth proportional to 47,730,687.20, 71,596,030.80 and 17,434,613.60 is: 26,151,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,730,687.20 : 71,596,030.80 = 17,434,613.60 : x
  2. Step 2: Convert to fraction form
    47,730,687.20/71,596,030.80 = 17,434,613.60/x
  3. Step 3: Cross multiply
    47,730,687.20x = 71,596,030.80 × 17,434,613.60
  4. Step 4: Simplify right side
    47,730,687.20x = 1,248,249,132,291,699
  5. Step 5: Solve for x
    x = 1,248,249,132,291,699/47,730,687.20
  6. Step 6: Final answer
    x = 26,151,920.40

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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.