Home / 67,487,943-101,249,177.22-19,618,887

Finding the Fourth Proportional to 67,487,943, 101,249,177.22 and 19,618,887

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Solution

The fourth proportional to 67,487,943, 101,249,177.22 and 19,618,887 is: 29,433,348.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,487,943 : 101,249,177.22 = 19,618,887 : x
  2. Step 2: Convert to fraction form
    67,487,943/101,249,177.22 = 19,618,887/x
  3. Step 3: Cross multiply
    67,487,943x = 101,249,177.22 × 19,618,887
  4. Step 4: Simplify right side
    67,487,943x = 1,986,396,166,722,154
  5. Step 5: Solve for x
    x = 1,986,396,166,722,154/67,487,943
  6. Step 6: Final answer
    x = 29,433,348.81

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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.