Home / 56,661,567.60-84,992,351.40-18,326,956.80

Finding the Fourth Proportional to 56,661,567.60, 84,992,351.40 and 18,326,956.80

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Solution

The fourth proportional to 56,661,567.60, 84,992,351.40 and 18,326,956.80 is: 27,490,435.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,661,567.60 : 84,992,351.40 = 18,326,956.80 : x
  2. Step 2: Convert to fraction form
    56,661,567.60/84,992,351.40 = 18,326,956.80/x
  3. Step 3: Cross multiply
    56,661,567.60x = 84,992,351.40 × 18,326,956.80
  4. Step 4: Simplify right side
    56,661,567.60x = 1,557,651,152,438,219.75
  5. Step 5: Solve for x
    x = 1,557,651,152,438,219.75/56,661,567.60
  6. Step 6: Final answer
    x = 27,490,435.20

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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.