Home / 8,654,930.77-11,881,260.43-7,429,108.16

Finding the Fourth Proportional to 8,654,930.77, 11,881,260.43 and 7,429,108.16

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Solution

The fourth proportional to 8,654,930.77, 11,881,260.43 and 7,429,108.16 is: 10,198,483.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,654,930.77 : 11,881,260.43 = 7,429,108.16 : x
  2. Step 2: Convert to fraction form
    8,654,930.77/11,881,260.43 = 7,429,108.16/x
  3. Step 3: Cross multiply
    8,654,930.77x = 11,881,260.43 × 7,429,108.16
  4. Step 4: Simplify right side
    8,654,930.77x = 88,267,168,811,598.11
  5. Step 5: Solve for x
    x = 88,267,168,811,598.11/8,654,930.77
  6. Step 6: Final answer
    x = 10,198,483.52

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.