Home / 7,315,189.92-10,968,784.80-5,808,551.04

Finding the Fourth Proportional to 7,315,189.92, 10,968,784.80 and 5,808,551.04

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Solution

The fourth proportional to 7,315,189.92, 10,968,784.80 and 5,808,551.04 is: 8,709,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315,189.92 : 10,968,784.80 = 5,808,551.04 : x
  2. Step 2: Convert to fraction form
    7,315,189.92/10,968,784.80 = 5,808,551.04/x
  3. Step 3: Cross multiply
    7,315,189.92x = 10,968,784.80 × 5,808,551.04
  4. Step 4: Simplify right side
    7,315,189.92x = 63,712,746,357,576.20
  5. Step 5: Solve for x
    x = 63,712,746,357,576.20/7,315,189.92
  6. Step 6: Final answer
    x = 8,709,650.34

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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.