Home / 10,925,927.40-16,388,891.10-5,257,223.40

Finding the Fourth Proportional to 10,925,927.40, 16,388,891.10 and 5,257,223.40

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Solution

The fourth proportional to 10,925,927.40, 16,388,891.10 and 5,257,223.40 is: 7,885,835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925,927.40 : 16,388,891.10 = 5,257,223.40 : x
  2. Step 2: Convert to fraction form
    10,925,927.40/16,388,891.10 = 5,257,223.40/x
  3. Step 3: Cross multiply
    10,925,927.40x = 16,388,891.10 × 5,257,223.40
  4. Step 4: Simplify right side
    10,925,927.40x = 86,160,061,790,971.75
  5. Step 5: Solve for x
    x = 86,160,061,790,971.75/10,925,927.40
  6. Step 6: Final answer
    x = 7,885,835.10

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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.