Home / 8,829,885.15-12,185,289.32-5,159,016.99

Finding the Fourth Proportional to 8,829,885.15, 12,185,289.32 and 5,159,016.99

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Solution

The fourth proportional to 8,829,885.15, 12,185,289.32 and 5,159,016.99 is: 7,119,471.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,829,885.15 : 12,185,289.32 = 5,159,016.99 : x
  2. Step 2: Convert to fraction form
    8,829,885.15/12,185,289.32 = 5,159,016.99/x
  3. Step 3: Cross multiply
    8,829,885.15x = 12,185,289.32 × 5,159,016.99
  4. Step 4: Simplify right side
    8,829,885.15x = 62,864,114,604,150.46
  5. Step 5: Solve for x
    x = 62,864,114,604,150.46/8,829,885.15
  6. Step 6: Final answer
    x = 7,119,471.38

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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.