Home / 7,743,870.90-10,686,550.68-4,306,038.12

Finding the Fourth Proportional to 7,743,870.90, 10,686,550.68 and 4,306,038.12

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Solution

The fourth proportional to 7,743,870.90, 10,686,550.68 and 4,306,038.12 is: 5,942,337.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743,870.90 : 10,686,550.68 = 4,306,038.12 : x
  2. Step 2: Convert to fraction form
    7,743,870.90/10,686,550.68 = 4,306,038.12/x
  3. Step 3: Cross multiply
    7,743,870.90x = 10,686,550.68 × 4,306,038.12
  4. Step 4: Simplify right side
    7,743,870.90x = 46,016,694,599,391.92
  5. Step 5: Solve for x
    x = 46,016,694,599,391.92/7,743,870.90
  6. Step 6: Final answer
    x = 5,942,337.52

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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.