Home / 12,731,922.95-17,570,055.60-6,930,748.22

Finding the Fourth Proportional to 12,731,922.95, 17,570,055.60 and 6,930,748.22

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Solution

The fourth proportional to 12,731,922.95, 17,570,055.60 and 6,930,748.22 is: 9,564,433.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,922.95 : 17,570,055.60 = 6,930,748.22 : x
  2. Step 2: Convert to fraction form
    12,731,922.95/17,570,055.60 = 6,930,748.22/x
  3. Step 3: Cross multiply
    12,731,922.95x = 17,570,055.60 × 6,930,748.22
  4. Step 4: Simplify right side
    12,731,922.95x = 121,773,631,487,150.77
  5. Step 5: Solve for x
    x = 121,773,631,487,150.77/12,731,922.95
  6. Step 6: Final answer
    x = 9,564,433.59

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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.