Home / 13,909,815.77-19,173,373.92-10,964,833.47

Finding the Fourth Proportional to 13,909,815.77, 19,173,373.92 and 10,964,833.47

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Solution

The fourth proportional to 13,909,815.77, 19,173,373.92 and 10,964,833.47 is: 15,113,992.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,815.77 : 19,173,373.92 = 10,964,833.47 : x
  2. Step 2: Convert to fraction form
    13,909,815.77/19,173,373.92 = 10,964,833.47/x
  3. Step 3: Cross multiply
    13,909,815.77x = 19,173,373.92 × 10,964,833.47
  4. Step 4: Simplify right side
    13,909,815.77x = 210,232,852,090,841.12
  5. Step 5: Solve for x
    x = 210,232,852,090,841.12/13,909,815.77
  6. Step 6: Final answer
    x = 15,113,992.56

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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.