Home / 7,525,686.76-10,385,439.66-4,087,930.36

Finding the Fourth Proportional to 7,525,686.76, 10,385,439.66 and 4,087,930.36

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Solution

The fourth proportional to 7,525,686.76, 10,385,439.66 and 4,087,930.36 is: 5,641,339.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525,686.76 : 10,385,439.66 = 4,087,930.36 : x
  2. Step 2: Convert to fraction form
    7,525,686.76/10,385,439.66 = 4,087,930.36/x
  3. Step 3: Cross multiply
    7,525,686.76x = 10,385,439.66 × 4,087,930.36
  4. Step 4: Simplify right side
    7,525,686.76x = 42,454,954,088,062.08
  5. Step 5: Solve for x
    x = 42,454,954,088,062.08/7,525,686.76
  6. Step 6: Final answer
    x = 5,641,339.51

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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.