Home / 31,696,639.80-47,544,959.70-11,499,257.40

Finding the Fourth Proportional to 31,696,639.80, 47,544,959.70 and 11,499,257.40

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Solution

The fourth proportional to 31,696,639.80, 47,544,959.70 and 11,499,257.40 is: 17,248,886.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,696,639.80 : 47,544,959.70 = 11,499,257.40 : x
  2. Step 2: Convert to fraction form
    31,696,639.80/47,544,959.70 = 11,499,257.40/x
  3. Step 3: Cross multiply
    31,696,639.80x = 47,544,959.70 × 11,499,257.40
  4. Step 4: Simplify right side
    31,696,639.80x = 546,731,729,662,926.81
  5. Step 5: Solve for x
    x = 546,731,729,662,926.81/31,696,639.80
  6. Step 6: Final answer
    x = 17,248,886.10

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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.