Home / 55,385,115.60-83,077,673.40-49,007,823.60

Finding the Fourth Proportional to 55,385,115.60, 83,077,673.40 and 49,007,823.60

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Solution

The fourth proportional to 55,385,115.60, 83,077,673.40 and 49,007,823.60 is: 73,511,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,385,115.60 : 83,077,673.40 = 49,007,823.60 : x
  2. Step 2: Convert to fraction form
    55,385,115.60/83,077,673.40 = 49,007,823.60/x
  3. Step 3: Cross multiply
    55,385,115.60x = 83,077,673.40 × 49,007,823.60
  4. Step 4: Simplify right side
    55,385,115.60x = 4,071,455,963,085,612.50
  5. Step 5: Solve for x
    x = 4,071,455,963,085,612.50/55,385,115.60
  6. Step 6: Final answer
    x = 73,511,735.40

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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.