Home / 10,056,282.51-13,877,681.04-5,645,395.11

Finding the Fourth Proportional to 10,056,282.51, 13,877,681.04 and 5,645,395.11

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Solution

The fourth proportional to 10,056,282.51, 13,877,681.04 and 5,645,395.11 is: 7,790,651.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056,282.51 : 13,877,681.04 = 5,645,395.11 : x
  2. Step 2: Convert to fraction form
    10,056,282.51/13,877,681.04 = 5,645,395.11/x
  3. Step 3: Cross multiply
    10,056,282.51x = 13,877,681.04 × 5,645,395.11
  4. Step 4: Simplify right side
    10,056,282.51x = 78,344,992,681,355.72
  5. Step 5: Solve for x
    x = 78,344,992,681,355.72/10,056,282.51
  6. Step 6: Final answer
    x = 7,790,651.53

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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.