Home / 19,031,247.09-28,551,740.36-6,251,862.51

Finding the Fourth Proportional to 19,031,247.09, 28,551,740.36 and 6,251,862.51

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Solution

The fourth proportional to 19,031,247.09, 28,551,740.36 and 6,251,862.51 is: 9,379,393.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031,247.09 : 28,551,740.36 = 6,251,862.51 : x
  2. Step 2: Convert to fraction form
    19,031,247.09/28,551,740.36 = 6,251,862.51/x
  3. Step 3: Cross multiply
    19,031,247.09x = 28,551,740.36 × 6,251,862.51
  4. Step 4: Simplify right side
    19,031,247.09x = 178,501,555,120,678.59
  5. Step 5: Solve for x
    x = 178,501,555,120,678.59/19,031,247.09
  6. Step 6: Final answer
    x = 9,379,393.49

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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.