Home / 8,831,351.47-12,185,478.62-5,159,558.59

Finding the Fourth Proportional to 8,831,351.47, 12,185,478.62 and 5,159,558.59

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Solution

The fourth proportional to 8,831,351.47, 12,185,478.62 and 5,159,558.59 is: 7,119,147.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831,351.47 : 12,185,478.62 = 5,159,558.59 : x
  2. Step 2: Convert to fraction form
    8,831,351.47/12,185,478.62 = 5,159,558.59/x
  3. Step 3: Cross multiply
    8,831,351.47x = 12,185,478.62 × 5,159,558.59
  4. Step 4: Simplify right side
    8,831,351.47x = 62,871,690,887,082.34
  5. Step 5: Solve for x
    x = 62,871,690,887,082.34/8,831,351.47
  6. Step 6: Final answer
    x = 7,119,147.18

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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.