Home / 14,067,996.38-19,413,417.44-7,788,803.28

Finding the Fourth Proportional to 14,067,996.38, 19,413,417.44 and 7,788,803.28

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Solution

The fourth proportional to 14,067,996.38, 19,413,417.44 and 7,788,803.28 is: 10,748,317.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,067,996.38 : 19,413,417.44 = 7,788,803.28 : x
  2. Step 2: Convert to fraction form
    14,067,996.38/19,413,417.44 = 7,788,803.28/x
  3. Step 3: Cross multiply
    14,067,996.38x = 19,413,417.44 × 7,788,803.28
  4. Step 4: Simplify right side
    14,067,996.38x = 151,207,289,432,681.22
  5. Step 5: Solve for x
    x = 151,207,289,432,681.22/14,067,996.38
  6. Step 6: Final answer
    x = 10,748,317.34

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1.5x scale

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.