Home / 86,919,074.60-130,378,611.90-26,337,813.80

Finding the Fourth Proportional to 86,919,074.60, 130,378,611.90 and 26,337,813.80

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Solution

The fourth proportional to 86,919,074.60, 130,378,611.90 and 26,337,813.80 is: 39,506,720.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,919,074.60 : 130,378,611.90 = 26,337,813.80 : x
  2. Step 2: Convert to fraction form
    86,919,074.60/130,378,611.90 = 26,337,813.80/x
  3. Step 3: Cross multiply
    86,919,074.60x = 130,378,611.90 × 26,337,813.80
  4. Step 4: Simplify right side
    86,919,074.60x = 3,433,887,603,724,664.50
  5. Step 5: Solve for x
    x = 3,433,887,603,724,664.50/86,919,074.60
  6. Step 6: Final answer
    x = 39,506,720.70

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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.