Home / 19,990,498.47-29,988,969.83-6,157,450.77

Finding the Fourth Proportional to 19,990,498.47, 29,988,969.83 and 6,157,450.77

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Solution

The fourth proportional to 19,990,498.47, 29,988,969.83 and 6,157,450.77 is: 9,237,168.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,990,498.47 : 29,988,969.83 = 6,157,450.77 : x
  2. Step 2: Convert to fraction form
    19,990,498.47/29,988,969.83 = 6,157,450.77/x
  3. Step 3: Cross multiply
    19,990,498.47x = 29,988,969.83 × 6,157,450.77
  4. Step 4: Simplify right side
    19,990,498.47x = 184,655,605,371,240.25
  5. Step 5: Solve for x
    x = 184,655,605,371,240.25/19,990,498.47
  6. Step 6: Final answer
    x = 9,237,168.63

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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.