Home / 14,272,785.70-19,696,463.75-7,746,415.25

Finding the Fourth Proportional to 14,272,785.70, 19,696,463.75 and 7,746,415.25

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Solution

The fourth proportional to 14,272,785.70, 19,696,463.75 and 7,746,415.25 is: 10,690,063.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272,785.70 : 19,696,463.75 = 7,746,415.25 : x
  2. Step 2: Convert to fraction form
    14,272,785.70/19,696,463.75 = 7,746,415.25/x
  3. Step 3: Cross multiply
    14,272,785.70x = 19,696,463.75 × 7,746,415.25
  4. Step 4: Simplify right side
    14,272,785.70x = 152,576,987,084,955.91
  5. Step 5: Solve for x
    x = 152,576,987,084,955.91/14,272,785.70
  6. Step 6: Final answer
    x = 10,690,063.62

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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.