Home / 8,889,112.80-13,333,572-2,157,526.80

Finding the Fourth Proportional to 8,889,112.80, 13,333,572 and 2,157,526.80

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Solution

The fourth proportional to 8,889,112.80, 13,333,572 and 2,157,526.80 is: 3,236,266.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889,112.80 : 13,333,572 = 2,157,526.80 : x
  2. Step 2: Convert to fraction form
    8,889,112.80/13,333,572 = 2,157,526.80/x
  3. Step 3: Cross multiply
    8,889,112.80x = 13,333,572 × 2,157,526.80
  4. Step 4: Simplify right side
    8,889,112.80x = 28,767,538,929,729.60
  5. Step 5: Solve for x
    x = 28,767,538,929,729.60/8,889,112.80
  6. Step 6: Final answer
    x = 3,236,266.61

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1.5x scale

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.