Home / 37,918,019.70-56,877,029.55-31,535,478.90

Finding the Fourth Proportional to 37,918,019.70, 56,877,029.55 and 31,535,478.90

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Solution

The fourth proportional to 37,918,019.70, 56,877,029.55 and 31,535,478.90 is: 47,303,218.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,918,019.70 : 56,877,029.55 = 31,535,478.90 : x
  2. Step 2: Convert to fraction form
    37,918,019.70/56,877,029.55 = 31,535,478.90/x
  3. Step 3: Cross multiply
    37,918,019.70x = 56,877,029.55 × 31,535,478.90
  4. Step 4: Simplify right side
    37,918,019.70x = 1,793,644,365,268,701.25
  5. Step 5: Solve for x
    x = 1,793,644,365,268,701.25/37,918,019.70
  6. Step 6: Final answer
    x = 47,303,218.35

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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.