Home / 27,490,379.55-37,934,510.54-15,888,694.47

Finding the Fourth Proportional to 27,490,379.55, 37,934,510.54 and 15,888,694.47

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Solution

The fourth proportional to 27,490,379.55, 37,934,510.54 and 15,888,694.47 is: 21,925,119.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490,379.55 : 37,934,510.54 = 15,888,694.47 : x
  2. Step 2: Convert to fraction form
    27,490,379.55/37,934,510.54 = 15,888,694.47/x
  3. Step 3: Cross multiply
    27,490,379.55x = 37,934,510.54 × 15,888,694.47
  4. Step 4: Simplify right side
    27,490,379.55x = 602,729,847,759,611.25
  5. Step 5: Solve for x
    x = 602,729,847,759,611.25/27,490,379.55
  6. Step 6: Final answer
    x = 21,925,119.17

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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.