Home / 13,881,611.88-19,176,578.64-11,087,065.96

Finding the Fourth Proportional to 13,881,611.88, 19,176,578.64 and 11,087,065.96

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Solution

The fourth proportional to 13,881,611.88, 19,176,578.64 and 11,087,065.96 is: 15,316,088.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,881,611.88 : 19,176,578.64 = 11,087,065.96 : x
  2. Step 2: Convert to fraction form
    13,881,611.88/19,176,578.64 = 11,087,065.96/x
  3. Step 3: Cross multiply
    13,881,611.88x = 19,176,578.64 × 11,087,065.96
  4. Step 4: Simplify right side
    13,881,611.88x = 212,611,992,268,807.12
  5. Step 5: Solve for x
    x = 212,611,992,268,807.12/13,881,611.88
  6. Step 6: Final answer
    x = 15,316,088.23

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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.