Home / 7,229,732.09-9,977,132.08-3,966,487.52

Finding the Fourth Proportional to 7,229,732.09, 9,977,132.08 and 3,966,487.52

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Solution

The fourth proportional to 7,229,732.09, 9,977,132.08 and 3,966,487.52 is: 5,473,808.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229,732.09 : 9,977,132.08 = 3,966,487.52 : x
  2. Step 2: Convert to fraction form
    7,229,732.09/9,977,132.08 = 3,966,487.52/x
  3. Step 3: Cross multiply
    7,229,732.09x = 9,977,132.08 × 3,966,487.52
  4. Step 4: Simplify right side
    7,229,732.09x = 39,574,169,880,711.64
  5. Step 5: Solve for x
    x = 39,574,169,880,711.64/7,229,732.09
  6. Step 6: Final answer
    x = 5,473,808.63

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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.