Home / 11,356,551.79-15,671,448.65-6,198,916.89

Finding the Fourth Proportional to 11,356,551.79, 15,671,448.65 and 6,198,916.89

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Solution

The fourth proportional to 11,356,551.79, 15,671,448.65 and 6,198,916.89 is: 8,554,181.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,356,551.79 : 15,671,448.65 = 6,198,916.89 : x
  2. Step 2: Convert to fraction form
    11,356,551.79/15,671,448.65 = 6,198,916.89/x
  3. Step 3: Cross multiply
    11,356,551.79x = 15,671,448.65 × 6,198,916.89
  4. Step 4: Simplify right side
    11,356,551.79x = 97,146,007,727,252.70
  5. Step 5: Solve for x
    x = 97,146,007,727,252.70/11,356,551.79
  6. Step 6: Final answer
    x = 8,554,181.72

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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.