Home / 53,703,179.40-74,090,947.46-35,128,922.78

Finding the Fourth Proportional to 53,703,179.40, 74,090,947.46 and 35,128,922.78

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Solution

The fourth proportional to 53,703,179.40, 74,090,947.46 and 35,128,922.78 is: 48,465,197.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,703,179.40 : 74,090,947.46 = 35,128,922.78 : x
  2. Step 2: Convert to fraction form
    53,703,179.40/74,090,947.46 = 35,128,922.78/x
  3. Step 3: Cross multiply
    53,703,179.40x = 74,090,947.46 × 35,128,922.78
  4. Step 4: Simplify right side
    53,703,179.40x = 2,602,735,172,019,377
  5. Step 5: Solve for x
    x = 2,602,735,172,019,377/53,703,179.40
  6. Step 6: Final answer
    x = 48,465,197.05

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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.