Home / 40,784,717.30-56,284,395.06-22,198,959.82

Finding the Fourth Proportional to 40,784,717.30, 56,284,395.06 and 22,198,959.82

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Solution

The fourth proportional to 40,784,717.30, 56,284,395.06 and 22,198,959.82 is: 30,635,372.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,784,717.30 : 56,284,395.06 = 22,198,959.82 : x
  2. Step 2: Convert to fraction form
    40,784,717.30/56,284,395.06 = 22,198,959.82/x
  3. Step 3: Cross multiply
    40,784,717.30x = 56,284,395.06 × 22,198,959.82
  4. Step 4: Simplify right side
    40,784,717.30x = 1,249,455,024,429,946.50
  5. Step 5: Solve for x
    x = 1,249,455,024,429,946.50/40,784,717.30
  6. Step 6: Final answer
    x = 30,635,372.93

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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.