Home / 9,528,407.49-13,149,285.38-5,177,493.87

Finding the Fourth Proportional to 9,528,407.49, 13,149,285.38 and 5,177,493.87

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Solution

The fourth proportional to 9,528,407.49, 13,149,285.38 and 5,177,493.87 is: 7,144,986.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,528,407.49 : 13,149,285.38 = 5,177,493.87 : x
  2. Step 2: Convert to fraction form
    9,528,407.49/13,149,285.38 = 5,177,493.87/x
  3. Step 3: Cross multiply
    9,528,407.49x = 13,149,285.38 × 5,177,493.87
  4. Step 4: Simplify right side
    9,528,407.49x = 68,080,344,423,943.16
  5. Step 5: Solve for x
    x = 68,080,344,423,943.16/9,528,407.49
  6. Step 6: Final answer
    x = 7,144,986.66

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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.