Home / 18,983,743.15-26,199,694.80-10,724,337.47

Finding the Fourth Proportional to 18,983,743.15, 26,199,694.80 and 10,724,337.47

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Solution

The fourth proportional to 18,983,743.15, 26,199,694.80 and 10,724,337.47 is: 14,800,788.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,983,743.15 : 26,199,694.80 = 10,724,337.47 : x
  2. Step 2: Convert to fraction form
    18,983,743.15/26,199,694.80 = 10,724,337.47/x
  3. Step 3: Cross multiply
    18,983,743.15x = 26,199,694.80 × 10,724,337.47
  4. Step 4: Simplify right side
    18,983,743.15x = 280,974,368,646,204.19
  5. Step 5: Solve for x
    x = 280,974,368,646,204.19/18,983,743.15
  6. Step 6: Final answer
    x = 14,800,788.57

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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.