Home / 15,527,114.16-21,427,136.19-8,462,768.55

Finding the Fourth Proportional to 15,527,114.16, 21,427,136.19 and 8,462,768.55

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Solution

The fourth proportional to 15,527,114.16, 21,427,136.19 and 8,462,768.55 is: 11,678,467.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,527,114.16 : 21,427,136.19 = 8,462,768.55 : x
  2. Step 2: Convert to fraction form
    15,527,114.16/21,427,136.19 = 8,462,768.55/x
  3. Step 3: Cross multiply
    15,527,114.16x = 21,427,136.19 × 8,462,768.55
  4. Step 4: Simplify right side
    15,527,114.16x = 181,332,894,265,298.84
  5. Step 5: Solve for x
    x = 181,332,894,265,298.84/15,527,114.16
  6. Step 6: Final answer
    x = 11,678,467.25

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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.