Home / 8,448,027.40-12,672,041.10-5,760,641.80

Finding the Fourth Proportional to 8,448,027.40, 12,672,041.10 and 5,760,641.80

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Solution

The fourth proportional to 8,448,027.40, 12,672,041.10 and 5,760,641.80 is: 8,640,962.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,027.40 : 12,672,041.10 = 5,760,641.80 : x
  2. Step 2: Convert to fraction form
    8,448,027.40/12,672,041.10 = 5,760,641.80/x
  3. Step 3: Cross multiply
    8,448,027.40x = 12,672,041.10 × 5,760,641.80
  4. Step 4: Simplify right side
    8,448,027.40x = 72,999,089,651,977.97
  5. Step 5: Solve for x
    x = 72,999,089,651,977.97/8,448,027.40
  6. Step 6: Final answer
    x = 8,640,962.70

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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.