Home / 19,562,212.80-29,343,319.20-9,465,854.40

Finding the Fourth Proportional to 19,562,212.80, 29,343,319.20 and 9,465,854.40

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Solution

The fourth proportional to 19,562,212.80, 29,343,319.20 and 9,465,854.40 is: 14,198,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,562,212.80 : 29,343,319.20 = 9,465,854.40 : x
  2. Step 2: Convert to fraction form
    19,562,212.80/29,343,319.20 = 9,465,854.40/x
  3. Step 3: Cross multiply
    19,562,212.80x = 29,343,319.20 × 9,465,854.40
  4. Step 4: Simplify right side
    19,562,212.80x = 277,759,587,159,924.47
  5. Step 5: Solve for x
    x = 277,759,587,159,924.47/19,562,212.80
  6. Step 6: Final answer
    x = 14,198,781.60

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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.