Home / 12,108,532.95-16,709,905.88-6,601,862.86

Finding the Fourth Proportional to 12,108,532.95, 16,709,905.88 and 6,601,862.86

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Solution

The fourth proportional to 12,108,532.95, 16,709,905.88 and 6,601,862.86 is: 9,110,641.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,108,532.95 : 16,709,905.88 = 6,601,862.86 : x
  2. Step 2: Convert to fraction form
    12,108,532.95/16,709,905.88 = 6,601,862.86/x
  3. Step 3: Cross multiply
    12,108,532.95x = 16,709,905.88 × 6,601,862.86
  4. Step 4: Simplify right side
    12,108,532.95x = 110,316,507,023,267.62
  5. Step 5: Solve for x
    x = 110,316,507,023,267.62/12,108,532.95
  6. Step 6: Final answer
    x = 9,110,641.85

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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.