Home / 56,290,871.57-77,641,356.93-51,659,612.03

Finding the Fourth Proportional to 56,290,871.57, 77,641,356.93 and 51,659,612.03

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Solution

The fourth proportional to 56,290,871.57, 77,641,356.93 and 51,659,612.03 is: 71,253,513.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,290,871.57 : 77,641,356.93 = 51,659,612.03 : x
  2. Step 2: Convert to fraction form
    56,290,871.57/77,641,356.93 = 51,659,612.03/x
  3. Step 3: Cross multiply
    56,290,871.57x = 77,641,356.93 × 51,659,612.03
  4. Step 4: Simplify right side
    56,290,871.57x = 4,010,922,376,486,552.50
  5. Step 5: Solve for x
    x = 4,010,922,376,486,552.50/56,290,871.57
  6. Step 6: Final answer
    x = 71,253,513.48

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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.