Home / 55,938,279.45-83,912,339.93-17,085,502.74

Finding the Fourth Proportional to 55,938,279.45, 83,912,339.93 and 17,085,502.74

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Solution

The fourth proportional to 55,938,279.45, 83,912,339.93 and 17,085,502.74 is: 25,629,757.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,938,279.45 : 83,912,339.93 = 17,085,502.74 : x
  2. Step 2: Convert to fraction form
    55,938,279.45/83,912,339.93 = 17,085,502.74/x
  3. Step 3: Cross multiply
    55,938,279.45x = 83,912,339.93 × 17,085,502.74
  4. Step 4: Simplify right side
    55,938,279.45x = 1,433,684,513,708,398.75
  5. Step 5: Solve for x
    x = 1,433,684,513,708,398.75/55,938,279.45
  6. Step 6: Final answer
    x = 25,629,757.08

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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.