Home / 11,968,598.40-17,952,897.60-8,385,417.60

Finding the Fourth Proportional to 11,968,598.40, 17,952,897.60 and 8,385,417.60

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Solution

The fourth proportional to 11,968,598.40, 17,952,897.60 and 8,385,417.60 is: 12,578,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968,598.40 : 17,952,897.60 = 8,385,417.60 : x
  2. Step 2: Convert to fraction form
    11,968,598.40/17,952,897.60 = 8,385,417.60/x
  3. Step 3: Cross multiply
    11,968,598.40x = 17,952,897.60 × 8,385,417.60
  4. Step 4: Simplify right side
    11,968,598.40x = 150,542,543,506,037.78
  5. Step 5: Solve for x
    x = 150,542,543,506,037.78/11,968,598.40
  6. Step 6: Final answer
    x = 12,578,126.40

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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.