Home / 21,243,360.67-31,744,108.53-15,950,693.70

Finding the Fourth Proportional to 21,243,360.67, 31,744,108.53 and 15,950,693.70

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Solution

The fourth proportional to 21,243,360.67, 31,744,108.53 and 15,950,693.70 is: 23,835,237.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,243,360.67 : 31,744,108.53 = 15,950,693.70 : x
  2. Step 2: Convert to fraction form
    21,243,360.67/31,744,108.53 = 15,950,693.70/x
  3. Step 3: Cross multiply
    21,243,360.67x = 31,744,108.53 × 15,950,693.70
  4. Step 4: Simplify right side
    21,243,360.67x = 506,340,551,941,194.06
  5. Step 5: Solve for x
    x = 506,340,551,941,194.06/21,243,360.67
  6. Step 6: Final answer
    x = 23,835,237.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.