Home / 12,596,530.40-18,894,795.60-8,266,853.60

Finding the Fourth Proportional to 12,596,530.40, 18,894,795.60 and 8,266,853.60

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Solution

The fourth proportional to 12,596,530.40, 18,894,795.60 and 8,266,853.60 is: 12,400,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,530.40 : 18,894,795.60 = 8,266,853.60 : x
  2. Step 2: Convert to fraction form
    12,596,530.40/18,894,795.60 = 8,266,853.60/x
  3. Step 3: Cross multiply
    12,596,530.40x = 18,894,795.60 × 8,266,853.60
  4. Step 4: Simplify right side
    12,596,530.40x = 156,200,509,027,124.16
  5. Step 5: Solve for x
    x = 156,200,509,027,124.16/12,596,530.40
  6. Step 6: Final answer
    x = 12,400,280.40

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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.