Home / 12,157,548.27-16,775,773.15-6,931,230.63

Finding the Fourth Proportional to 12,157,548.27, 16,775,773.15 and 6,931,230.63

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Solution

The fourth proportional to 12,157,548.27, 16,775,773.15 and 6,931,230.63 is: 9,564,161.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,157,548.27 : 16,775,773.15 = 6,931,230.63 : x
  2. Step 2: Convert to fraction form
    12,157,548.27/16,775,773.15 = 6,931,230.63/x
  3. Step 3: Cross multiply
    12,157,548.27x = 16,775,773.15 × 6,931,230.63
  4. Step 4: Simplify right side
    12,157,548.27x = 116,276,752,699,211.58
  5. Step 5: Solve for x
    x = 116,276,752,699,211.58/12,157,548.27
  6. Step 6: Final answer
    x = 9,564,161.30

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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.