Home / 67,670,859.93-101,510,203.22-19,144,648.71

Finding the Fourth Proportional to 67,670,859.93, 101,510,203.22 and 19,144,648.71

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Solution

The fourth proportional to 67,670,859.93, 101,510,203.22 and 19,144,648.71 is: 28,718,080.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,670,859.93 : 101,510,203.22 = 19,144,648.71 : x
  2. Step 2: Convert to fraction form
    67,670,859.93/101,510,203.22 = 19,144,648.71/x
  3. Step 3: Cross multiply
    67,670,859.93x = 101,510,203.22 × 19,144,648.71
  4. Step 4: Simplify right side
    67,670,859.93x = 1,943,377,181,031,887.75
  5. Step 5: Solve for x
    x = 1,943,377,181,031,887.75/67,670,859.93
  6. Step 6: Final answer
    x = 28,718,080.18

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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.