Home / 31,763,206.43-43,842,613.76-18,714,681.53

Finding the Fourth Proportional to 31,763,206.43, 43,842,613.76 and 18,714,681.53

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Solution

The fourth proportional to 31,763,206.43, 43,842,613.76 and 18,714,681.53 is: 25,831,792.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,763,206.43 : 43,842,613.76 = 18,714,681.53 : x
  2. Step 2: Convert to fraction form
    31,763,206.43/43,842,613.76 = 18,714,681.53/x
  3. Step 3: Cross multiply
    31,763,206.43x = 43,842,613.76 × 18,714,681.53
  4. Step 4: Simplify right side
    31,763,206.43x = 820,500,553,788,769.50
  5. Step 5: Solve for x
    x = 820,500,553,788,769.50/31,763,206.43
  6. Step 6: Final answer
    x = 25,831,792.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.