Home / 18,532,333.77-27,781,966.93-9,429,339.93

Finding the Fourth Proportional to 18,532,333.77, 27,781,966.93 and 9,429,339.93

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Solution

The fourth proportional to 18,532,333.77, 27,781,966.93 and 9,429,339.93 is: 14,135,597.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532,333.77 : 27,781,966.93 = 9,429,339.93 : x
  2. Step 2: Convert to fraction form
    18,532,333.77/27,781,966.93 = 9,429,339.93/x
  3. Step 3: Cross multiply
    18,532,333.77x = 27,781,966.93 × 9,429,339.93
  4. Step 4: Simplify right side
    18,532,333.77x = 261,965,610,106,988.50
  5. Step 5: Solve for x
    x = 261,965,610,106,988.50/18,532,333.77
  6. Step 6: Final answer
    x = 14,135,597.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.