Home / 49,345,328.40-74,017,992.60-13,443,536.40

Finding the Fourth Proportional to 49,345,328.40, 74,017,992.60 and 13,443,536.40

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Solution

The fourth proportional to 49,345,328.40, 74,017,992.60 and 13,443,536.40 is: 20,165,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,345,328.40 : 74,017,992.60 = 13,443,536.40 : x
  2. Step 2: Convert to fraction form
    49,345,328.40/74,017,992.60 = 13,443,536.40/x
  3. Step 3: Cross multiply
    49,345,328.40x = 74,017,992.60 × 13,443,536.40
  4. Step 4: Simplify right side
    49,345,328.40x = 995,063,577,773,030.62
  5. Step 5: Solve for x
    x = 995,063,577,773,030.62/49,345,328.40
  6. Step 6: Final answer
    x = 20,165,304.60

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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.