Home / 12,461,504.70-18,711,502.65-6,792,800.70

Finding the Fourth Proportional to 12,461,504.70, 18,711,502.65 and 6,792,800.70

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Solution

The fourth proportional to 12,461,504.70, 18,711,502.65 and 6,792,800.70 is: 10,199,691.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,461,504.70 : 18,711,502.65 = 6,792,800.70 : x
  2. Step 2: Convert to fraction form
    12,461,504.70/18,711,502.65 = 6,792,800.70/x
  3. Step 3: Cross multiply
    12,461,504.70x = 18,711,502.65 × 6,792,800.70
  4. Step 4: Simplify right side
    12,461,504.70x = 127,103,508,298,971.84
  5. Step 5: Solve for x
    x = 127,103,508,298,971.84/12,461,504.70
  6. Step 6: Final answer
    x = 10,199,691.88

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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.