Home / 20,070,411.55-27,696,280.67-11,368,409.65

Finding the Fourth Proportional to 20,070,411.55, 27,696,280.67 and 11,368,409.65

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Solution

The fourth proportional to 20,070,411.55, 27,696,280.67 and 11,368,409.65 is: 15,687,902.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,070,411.55 : 27,696,280.67 = 11,368,409.65 : x
  2. Step 2: Convert to fraction form
    20,070,411.55/27,696,280.67 = 11,368,409.65/x
  3. Step 3: Cross multiply
    20,070,411.55x = 27,696,280.67 × 11,368,409.65
  4. Step 4: Simplify right side
    20,070,411.55x = 314,862,664,381,094.44
  5. Step 5: Solve for x
    x = 314,862,664,381,094.44/20,070,411.55
  6. Step 6: Final answer
    x = 15,687,902.74

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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.