Home / 6,999,530.40-9,660,604.56-4,098,751.92

Finding the Fourth Proportional to 6,999,530.40, 9,660,604.56 and 4,098,751.92

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Solution

The fourth proportional to 6,999,530.40, 9,660,604.56 and 4,098,751.92 is: 5,657,011.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999,530.40 : 9,660,604.56 = 4,098,751.92 : x
  2. Step 2: Convert to fraction form
    6,999,530.40/9,660,604.56 = 4,098,751.92/x
  3. Step 3: Cross multiply
    6,999,530.40x = 9,660,604.56 × 4,098,751.92
  4. Step 4: Simplify right side
    6,999,530.40x = 39,596,421,488,660.76
  5. Step 5: Solve for x
    x = 39,596,421,488,660.76/6,999,530.40
  6. Step 6: Final answer
    x = 5,657,011.15

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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.