Home / 7,209,052.20-10,819,701.90-2,952,275.40

Finding the Fourth Proportional to 7,209,052.20, 10,819,701.90 and 2,952,275.40

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Solution

The fourth proportional to 7,209,052.20, 10,819,701.90 and 2,952,275.40 is: 4,430,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209,052.20 : 10,819,701.90 = 2,952,275.40 : x
  2. Step 2: Convert to fraction form
    7,209,052.20/10,819,701.90 = 2,952,275.40/x
  3. Step 3: Cross multiply
    7,209,052.20x = 10,819,701.90 × 2,952,275.40
  4. Step 4: Simplify right side
    7,209,052.20x = 31,942,739,754,703.26
  5. Step 5: Solve for x
    x = 31,942,739,754,703.26/7,209,052.20
  6. Step 6: Final answer
    x = 4,430,920.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.