Home / 42,677,326.39-64,013,731.29-11,974,043.11

Finding the Fourth Proportional to 42,677,326.39, 64,013,731.29 and 11,974,043.11

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Solution

The fourth proportional to 42,677,326.39, 64,013,731.29 and 11,974,043.11 is: 17,960,431.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,677,326.39 : 64,013,731.29 = 11,974,043.11 : x
  2. Step 2: Convert to fraction form
    42,677,326.39/64,013,731.29 = 11,974,043.11/x
  3. Step 3: Cross multiply
    42,677,326.39x = 64,013,731.29 × 11,974,043.11
  4. Step 4: Simplify right side
    42,677,326.39x = 766,503,178,098,415.88
  5. Step 5: Solve for x
    x = 766,503,178,098,415.88/42,677,326.39
  6. Step 6: Final answer
    x = 17,960,431.05

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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.