Home / 15,283,827.54-21,091,818.99-8,314,656.95

Finding the Fourth Proportional to 15,283,827.54, 21,091,818.99 and 8,314,656.95

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Solution

The fourth proportional to 15,283,827.54, 21,091,818.99 and 8,314,656.95 is: 11,474,301.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,283,827.54 : 21,091,818.99 = 8,314,656.95 : x
  2. Step 2: Convert to fraction form
    15,283,827.54/21,091,818.99 = 8,314,656.95/x
  3. Step 3: Cross multiply
    15,283,827.54x = 21,091,818.99 × 8,314,656.95
  4. Step 4: Simplify right side
    15,283,827.54x = 175,371,239,353,345.47
  5. Step 5: Solve for x
    x = 175,371,239,353,345.47/15,283,827.54
  6. Step 6: Final answer
    x = 11,474,301.11

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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.