Home / 14,282,056.71-19,722,689.82-9,943,007.70

Finding the Fourth Proportional to 14,282,056.71, 19,722,689.82 and 9,943,007.70

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Solution

The fourth proportional to 14,282,056.71, 19,722,689.82 and 9,943,007.70 is: 13,730,715.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,282,056.71 : 19,722,689.82 = 9,943,007.70 : x
  2. Step 2: Convert to fraction form
    14,282,056.71/19,722,689.82 = 9,943,007.70/x
  3. Step 3: Cross multiply
    14,282,056.71x = 19,722,689.82 × 9,943,007.70
  4. Step 4: Simplify right side
    14,282,056.71x = 196,102,856,744,971.59
  5. Step 5: Solve for x
    x = 196,102,856,744,971.59/14,282,056.71
  6. Step 6: Final answer
    x = 13,730,715.45

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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.