Home / 11,461,385.79-15,816,749.72-6,305,139.63

Finding the Fourth Proportional to 11,461,385.79, 15,816,749.72 and 6,305,139.63

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Solution

The fourth proportional to 11,461,385.79, 15,816,749.72 and 6,305,139.63 is: 8,701,113.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,461,385.79 : 15,816,749.72 = 6,305,139.63 : x
  2. Step 2: Convert to fraction form
    11,461,385.79/15,816,749.72 = 6,305,139.63/x
  3. Step 3: Cross multiply
    11,461,385.79x = 15,816,749.72 × 6,305,139.63
  4. Step 4: Simplify right side
    11,461,385.79x = 99,726,815,445,837.70
  5. Step 5: Solve for x
    x = 99,726,815,445,837.70/11,461,385.79
  6. Step 6: Final answer
    x = 8,701,113.22

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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.