Home / 53,938,143.40-80,917,712.70-15,600,908.20

Finding the Fourth Proportional to 53,938,143.40, 80,917,712.70 and 15,600,908.20

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Solution

The fourth proportional to 53,938,143.40, 80,917,712.70 and 15,600,908.20 is: 23,404,398.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,938,143.40 : 80,917,712.70 = 15,600,908.20 : x
  2. Step 2: Convert to fraction form
    53,938,143.40/80,917,712.70 = 15,600,908.20/x
  3. Step 3: Cross multiply
    53,938,143.40x = 80,917,712.70 × 15,600,908.20
  4. Step 4: Simplify right side
    53,938,143.40x = 1,262,389,807,586,674.25
  5. Step 5: Solve for x
    x = 1,262,389,807,586,674.25/53,938,143.40
  6. Step 6: Final answer
    x = 23,404,398.59

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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.