Home / 56,142,496.60-84,205,871.70-17,807,885.80

Finding the Fourth Proportional to 56,142,496.60, 84,205,871.70 and 17,807,885.80

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Solution

The fourth proportional to 56,142,496.60, 84,205,871.70 and 17,807,885.80 is: 26,709,331.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,142,496.60 : 84,205,871.70 = 17,807,885.80 : x
  2. Step 2: Convert to fraction form
    56,142,496.60/84,205,871.70 = 17,807,885.80/x
  3. Step 3: Cross multiply
    56,142,496.60x = 84,205,871.70 × 17,807,885.80
  4. Step 4: Simplify right side
    56,142,496.60x = 1,499,528,546,923,052
  5. Step 5: Solve for x
    x = 1,499,528,546,923,052/56,142,496.60
  6. Step 6: Final answer
    x = 26,709,331.39

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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.