Home / 12,551,045.40-18,826,568.10-10,425,281.40

Finding the Fourth Proportional to 12,551,045.40, 18,826,568.10 and 10,425,281.40

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Solution

The fourth proportional to 12,551,045.40, 18,826,568.10 and 10,425,281.40 is: 15,637,922.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,551,045.40 : 18,826,568.10 = 10,425,281.40 : x
  2. Step 2: Convert to fraction form
    12,551,045.40/18,826,568.10 = 10,425,281.40/x
  3. Step 3: Cross multiply
    12,551,045.40x = 18,826,568.10 × 10,425,281.40
  4. Step 4: Simplify right side
    12,551,045.40x = 196,272,270,238,763.38
  5. Step 5: Solve for x
    x = 196,272,270,238,763.38/12,551,045.40
  6. Step 6: Final answer
    x = 15,637,922.10

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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.