Home / 15,364,013.16-21,177,713.36-10,400,889.35

Finding the Fourth Proportional to 15,364,013.16, 21,177,713.36 and 10,400,889.35

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Solution

The fourth proportional to 15,364,013.16, 21,177,713.36 and 10,400,889.35 is: 14,336,557.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,364,013.16 : 21,177,713.36 = 10,400,889.35 : x
  2. Step 2: Convert to fraction form
    15,364,013.16/21,177,713.36 = 10,400,889.35/x
  3. Step 3: Cross multiply
    15,364,013.16x = 21,177,713.36 × 10,400,889.35
  4. Step 4: Simplify right side
    15,364,013.16x = 220,267,053,343,376.69
  5. Step 5: Solve for x
    x = 220,267,053,343,376.69/15,364,013.16
  6. Step 6: Final answer
    x = 14,336,557.19

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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.