Home / 19,381,152.56-29,085,150.36-7,708,326.80

Finding the Fourth Proportional to 19,381,152.56, 29,085,150.36 and 7,708,326.80

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Solution

The fourth proportional to 19,381,152.56, 29,085,150.36 and 7,708,326.80 is: 11,567,828.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,381,152.56 : 29,085,150.36 = 7,708,326.80 : x
  2. Step 2: Convert to fraction form
    19,381,152.56/29,085,150.36 = 7,708,326.80/x
  3. Step 3: Cross multiply
    19,381,152.56x = 29,085,150.36 × 7,708,326.80
  4. Step 4: Simplify right side
    19,381,152.56x = 224,197,844,002,017.62
  5. Step 5: Solve for x
    x = 224,197,844,002,017.62/19,381,152.56
  6. Step 6: Final answer
    x = 11,567,828.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.