Home / 10,457,921.90-14,432,282.70-5,811,902.75

Finding the Fourth Proportional to 10,457,921.90, 14,432,282.70 and 5,811,902.75

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Solution

The fourth proportional to 10,457,921.90, 14,432,282.70 and 5,811,902.75 is: 8,020,620.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,921.90 : 14,432,282.70 = 5,811,902.75 : x
  2. Step 2: Convert to fraction form
    10,457,921.90/14,432,282.70 = 5,811,902.75/x
  3. Step 3: Cross multiply
    10,457,921.90x = 14,432,282.70 × 5,811,902.75
  4. Step 4: Simplify right side
    10,457,921.90x = 83,879,023,527,193.50
  5. Step 5: Solve for x
    x = 83,879,023,527,193.50/10,457,921.90
  6. Step 6: Final answer
    x = 8,020,620.57

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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.