Home / 7,318,842.01-10,100,061.28-4,055,711.20

Finding the Fourth Proportional to 7,318,842.01, 10,100,061.28 and 4,055,711.20

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Solution

The fourth proportional to 7,318,842.01, 10,100,061.28 and 4,055,711.20 is: 5,596,914.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318,842.01 : 10,100,061.28 = 4,055,711.20 : x
  2. Step 2: Convert to fraction form
    7,318,842.01/10,100,061.28 = 4,055,711.20/x
  3. Step 3: Cross multiply
    7,318,842.01x = 10,100,061.28 × 4,055,711.20
  4. Step 4: Simplify right side
    7,318,842.01x = 40,962,931,653,982.34
  5. Step 5: Solve for x
    x = 40,962,931,653,982.34/7,318,842.01
  6. Step 6: Final answer
    x = 5,596,914.32

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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.