Home / 16,681,739.24-25,024,985.82-5,168,111.51

Finding the Fourth Proportional to 16,681,739.24, 25,024,985.82 and 5,168,111.51

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Solution

The fourth proportional to 16,681,739.24, 25,024,985.82 and 5,168,111.51 is: 7,752,903.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,681,739.24 : 25,024,985.82 = 5,168,111.51 : x
  2. Step 2: Convert to fraction form
    16,681,739.24/25,024,985.82 = 5,168,111.51/x
  3. Step 3: Cross multiply
    16,681,739.24x = 25,024,985.82 × 5,168,111.51
  4. Step 4: Simplify right side
    16,681,739.24x = 129,331,917,128,803.86
  5. Step 5: Solve for x
    x = 129,331,917,128,803.86/16,681,739.24
  6. Step 6: Final answer
    x = 7,752,903.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.