Home / 8,745,943.80-13,124,445.30-5,151,703.80

Finding the Fourth Proportional to 8,745,943.80, 13,124,445.30 and 5,151,703.80

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Solution

The fourth proportional to 8,745,943.80, 13,124,445.30 and 5,151,703.80 is: 7,730,812.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745,943.80 : 13,124,445.30 = 5,151,703.80 : x
  2. Step 2: Convert to fraction form
    8,745,943.80/13,124,445.30 = 5,151,703.80/x
  3. Step 3: Cross multiply
    8,745,943.80x = 13,124,445.30 × 5,151,703.80
  4. Step 4: Simplify right side
    8,745,943.80x = 67,613,254,724,902.14
  5. Step 5: Solve for x
    x = 67,613,254,724,902.14/8,745,943.80
  6. Step 6: Final answer
    x = 7,730,812.85

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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.