Home / 13,994,726.40-19,313,095.68-7,882,790.40

Finding the Fourth Proportional to 13,994,726.40, 19,313,095.68 and 7,882,790.40

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Solution

The fourth proportional to 13,994,726.40, 19,313,095.68 and 7,882,790.40 is: 10,878,460.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,994,726.40 : 19,313,095.68 = 7,882,790.40 : x
  2. Step 2: Convert to fraction form
    13,994,726.40/19,313,095.68 = 7,882,790.40/x
  3. Step 3: Cross multiply
    13,994,726.40x = 19,313,095.68 × 7,882,790.40
  4. Step 4: Simplify right side
    13,994,726.40x = 152,241,085,220,585.47
  5. Step 5: Solve for x
    x = 152,241,085,220,585.47/13,994,726.40
  6. Step 6: Final answer
    x = 10,878,460.99

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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.