Home / 8,745,530.52-12,072,702.08-5,649,563.43

Finding the Fourth Proportional to 8,745,530.52, 12,072,702.08 and 5,649,563.43

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Solution

The fourth proportional to 8,745,530.52, 12,072,702.08 and 5,649,563.43 is: 7,798,897.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745,530.52 : 12,072,702.08 = 5,649,563.43 : x
  2. Step 2: Convert to fraction form
    8,745,530.52/12,072,702.08 = 5,649,563.43/x
  3. Step 3: Cross multiply
    8,745,530.52x = 12,072,702.08 × 5,649,563.43
  4. Step 4: Simplify right side
    8,745,530.52x = 68,205,496,144,205.11
  5. Step 5: Solve for x
    x = 68,205,496,144,205.11/8,745,530.52
  6. Step 6: Final answer
    x = 7,798,897.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.