Home / 14,445,866.52-19,935,168.60-7,919,377.44

Finding the Fourth Proportional to 14,445,866.52, 19,935,168.60 and 7,919,377.44

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Solution

The fourth proportional to 14,445,866.52, 19,935,168.60 and 7,919,377.44 is: 10,928,671.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,445,866.52 : 19,935,168.60 = 7,919,377.44 : x
  2. Step 2: Convert to fraction form
    14,445,866.52/19,935,168.60 = 7,919,377.44/x
  3. Step 3: Cross multiply
    14,445,866.52x = 19,935,168.60 × 7,919,377.44
  4. Step 4: Simplify right side
    14,445,866.52x = 157,874,124,473,436.41
  5. Step 5: Solve for x
    x = 157,874,124,473,436.41/14,445,866.52
  6. Step 6: Final answer
    x = 10,928,671.14

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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.