Home / 8,266,890.60-12,402,431.78-5,842,813.32

Finding the Fourth Proportional to 8,266,890.60, 12,402,431.78 and 5,842,813.32

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Solution

The fourth proportional to 8,266,890.60, 12,402,431.78 and 5,842,813.32 is: 8,765,701.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266,890.60 : 12,402,431.78 = 5,842,813.32 : x
  2. Step 2: Convert to fraction form
    8,266,890.60/12,402,431.78 = 5,842,813.32/x
  3. Step 3: Cross multiply
    8,266,890.60x = 12,402,431.78 × 5,842,813.32
  4. Step 4: Simplify right side
    8,266,890.60x = 72,465,093,575,361.25
  5. Step 5: Solve for x
    x = 72,465,093,575,361.25/8,266,890.60
  6. Step 6: Final answer
    x = 8,765,701.29

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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.