Home / 55,569,656.39-83,367,727.88-19,178,360.73

Finding the Fourth Proportional to 55,569,656.39, 83,367,727.88 and 19,178,360.73

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Solution

The fourth proportional to 55,569,656.39, 83,367,727.88 and 19,178,360.73 is: 28,772,111.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,569,656.39 : 83,367,727.88 = 19,178,360.73 : x
  2. Step 2: Convert to fraction form
    55,569,656.39/83,367,727.88 = 19,178,360.73/x
  3. Step 3: Cross multiply
    55,569,656.39x = 83,367,727.88 × 19,178,360.73
  4. Step 4: Simplify right side
    55,569,656.39x = 1,598,856,358,427,226.50
  5. Step 5: Solve for x
    x = 1,598,856,358,427,226.50/55,569,656.39
  6. Step 6: Final answer
    x = 28,772,111.66

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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.