Home / 9,859,035.15-13,605,217.85-5,508,154.13

Finding the Fourth Proportional to 9,859,035.15, 13,605,217.85 and 5,508,154.13

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Solution

The fourth proportional to 9,859,035.15, 13,605,217.85 and 5,508,154.13 is: 7,601,112.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,859,035.15 : 13,605,217.85 = 5,508,154.13 : x
  2. Step 2: Convert to fraction form
    9,859,035.15/13,605,217.85 = 5,508,154.13/x
  3. Step 3: Cross multiply
    9,859,035.15x = 13,605,217.85 × 5,508,154.13
  4. Step 4: Simplify right side
    9,859,035.15x = 74,939,636,835,771.52
  5. Step 5: Solve for x
    x = 74,939,636,835,771.52/9,859,035.15
  6. Step 6: Final answer
    x = 7,601,112.66

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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.