Home / 12,225,828.30-18,327,078.45-4,547,417.10

Finding the Fourth Proportional to 12,225,828.30, 18,327,078.45 and 4,547,417.10

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Solution

The fourth proportional to 12,225,828.30, 18,327,078.45 and 4,547,417.10 is: 6,816,787.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225,828.30 : 18,327,078.45 = 4,547,417.10 : x
  2. Step 2: Convert to fraction form
    12,225,828.30/18,327,078.45 = 4,547,417.10/x
  3. Step 3: Cross multiply
    12,225,828.30x = 18,327,078.45 × 4,547,417.10
  4. Step 4: Simplify right side
    12,225,828.30x = 83,340,869,936,571.48
  5. Step 5: Solve for x
    x = 83,340,869,936,571.48/12,225,828.30
  6. Step 6: Final answer
    x = 6,816,787.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.