Home / 7,229,727.48-9,977,125.70-3,966,482.90

Finding the Fourth Proportional to 7,229,727.48, 9,977,125.70 and 3,966,482.90

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Solution

The fourth proportional to 7,229,727.48, 9,977,125.70 and 3,966,482.90 is: 5,473,802.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229,727.48 : 9,977,125.70 = 3,966,482.90 : x
  2. Step 2: Convert to fraction form
    7,229,727.48/9,977,125.70 = 3,966,482.90/x
  3. Step 3: Cross multiply
    7,229,727.48x = 9,977,125.70 × 3,966,482.90
  4. Step 4: Simplify right side
    7,229,727.48x = 39,574,098,480,200.52
  5. Step 5: Solve for x
    x = 39,574,098,480,200.52/7,229,727.48
  6. Step 6: Final answer
    x = 5,473,802.24

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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.