Home / 31,581,061.76-43,563,673.28-19,013,367.04

Finding the Fourth Proportional to 31,581,061.76, 43,563,673.28 and 19,013,367.04

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Solution

The fourth proportional to 31,581,061.76, 43,563,673.28 and 19,013,367.04 is: 26,227,494.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,581,061.76 : 43,563,673.28 = 19,013,367.04 : x
  2. Step 2: Convert to fraction form
    31,581,061.76/43,563,673.28 = 19,013,367.04/x
  3. Step 3: Cross multiply
    31,581,061.76x = 43,563,673.28 × 19,013,367.04
  4. Step 4: Simplify right side
    31,581,061.76x = 828,292,109,683,280.62
  5. Step 5: Solve for x
    x = 828,292,109,683,280.62/31,581,061.76
  6. Step 6: Final answer
    x = 26,227,494.06

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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.