Home / 13,791,084.76-19,031,696.06-7,993,229.52

Finding the Fourth Proportional to 13,791,084.76, 19,031,696.06 and 7,993,229.52

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Solution

The fourth proportional to 13,791,084.76, 19,031,696.06 and 7,993,229.52 is: 11,030,656.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791,084.76 : 19,031,696.06 = 7,993,229.52 : x
  2. Step 2: Convert to fraction form
    13,791,084.76/19,031,696.06 = 7,993,229.52/x
  3. Step 3: Cross multiply
    13,791,084.76x = 19,031,696.06 × 7,993,229.52
  4. Step 4: Simplify right side
    13,791,084.76x = 152,124,714,785,303.41
  5. Step 5: Solve for x
    x = 152,124,714,785,303.41/13,791,084.76
  6. Step 6: Final answer
    x = 11,030,656.22

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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.