Home / 31,726,386.01-43,782,305.38-17,977,970.89

Finding the Fourth Proportional to 31,726,386.01, 43,782,305.38 and 17,977,970.89

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Solution

The fourth proportional to 31,726,386.01, 43,782,305.38 and 17,977,970.89 is: 24,809,539.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,726,386.01 : 43,782,305.38 = 17,977,970.89 : x
  2. Step 2: Convert to fraction form
    31,726,386.01/43,782,305.38 = 17,977,970.89/x
  3. Step 3: Cross multiply
    31,726,386.01x = 43,782,305.38 × 17,977,970.89
  4. Step 4: Simplify right side
    31,726,386.01x = 787,117,011,618,730.50
  5. Step 5: Solve for x
    x = 787,117,011,618,730.50/31,726,386.01
  6. Step 6: Final answer
    x = 24,809,539.02

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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.