Home / 7,620,530.20-10,516,294.74-4,182,829.72

Finding the Fourth Proportional to 7,620,530.20, 10,516,294.74 and 4,182,829.72

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Solution

The fourth proportional to 7,620,530.20, 10,516,294.74 and 4,182,829.72 is: 5,772,284.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,620,530.20 : 10,516,294.74 = 4,182,829.72 : x
  2. Step 2: Convert to fraction form
    7,620,530.20/10,516,294.74 = 4,182,829.72/x
  3. Step 3: Cross multiply
    7,620,530.20x = 10,516,294.74 × 4,182,829.72
  4. Step 4: Simplify right side
    7,620,530.20x = 43,987,870,182,751.68
  5. Step 5: Solve for x
    x = 43,987,870,182,751.68/7,620,530.20
  6. Step 6: Final answer
    x = 5,772,284.74

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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.