Home / 14,390,716.32-19,859,197.41-7,864,345.71

Finding the Fourth Proportional to 14,390,716.32, 19,859,197.41 and 7,864,345.71

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Solution

The fourth proportional to 14,390,716.32, 19,859,197.41 and 7,864,345.71 is: 10,852,801.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,390,716.32 : 19,859,197.41 = 7,864,345.71 : x
  2. Step 2: Convert to fraction form
    14,390,716.32/19,859,197.41 = 7,864,345.71/x
  3. Step 3: Cross multiply
    14,390,716.32x = 19,859,197.41 × 7,864,345.71
  4. Step 4: Simplify right side
    14,390,716.32x = 156,179,593,955,376.62
  5. Step 5: Solve for x
    x = 156,179,593,955,376.62/14,390,716.32
  6. Step 6: Final answer
    x = 10,852,801.94

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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.