Home / 7,344,189.84-10,134,779.76-4,080,920.16

Finding the Fourth Proportional to 7,344,189.84, 10,134,779.76 and 4,080,920.16

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Solution

The fourth proportional to 7,344,189.84, 10,134,779.76 and 4,080,920.16 is: 5,631,557.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344,189.84 : 10,134,779.76 = 4,080,920.16 : x
  2. Step 2: Convert to fraction form
    7,344,189.84/10,134,779.76 = 4,080,920.16/x
  3. Step 3: Cross multiply
    7,344,189.84x = 10,134,779.76 × 4,080,920.16
  4. Step 4: Simplify right side
    7,344,189.84x = 41,359,227,039,743.96
  5. Step 5: Solve for x
    x = 41,359,227,039,743.96/7,344,189.84
  6. Step 6: Final answer
    x = 5,631,557.45

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1.5x scale

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.