Home / 55,584,003.60-83,376,005.40-19,685,840.40

Finding the Fourth Proportional to 55,584,003.60, 83,376,005.40 and 19,685,840.40

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Solution

The fourth proportional to 55,584,003.60, 83,376,005.40 and 19,685,840.40 is: 29,528,760.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,584,003.60 : 83,376,005.40 = 19,685,840.40 : x
  2. Step 2: Convert to fraction form
    55,584,003.60/83,376,005.40 = 19,685,840.40/x
  3. Step 3: Cross multiply
    55,584,003.60x = 83,376,005.40 × 19,685,840.40
  4. Step 4: Simplify right side
    55,584,003.60x = 1,641,326,735,493,938.25
  5. Step 5: Solve for x
    x = 1,641,326,735,493,938.25/55,584,003.60
  6. Step 6: Final answer
    x = 29,528,760.60

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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.