Home / 14,677,367.19-20,254,211.79-8,151,417.02

Finding the Fourth Proportional to 14,677,367.19, 20,254,211.79 and 8,151,417.02

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Solution

The fourth proportional to 14,677,367.19, 20,254,211.79 and 8,151,417.02 is: 11,248,647.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677,367.19 : 20,254,211.79 = 8,151,417.02 : x
  2. Step 2: Convert to fraction form
    14,677,367.19/20,254,211.79 = 8,151,417.02/x
  3. Step 3: Cross multiply
    14,677,367.19x = 20,254,211.79 × 8,151,417.02
  4. Step 4: Simplify right side
    14,677,367.19x = 165,100,526,610,419.59
  5. Step 5: Solve for x
    x = 165,100,526,610,419.59/14,677,367.19
  6. Step 6: Final answer
    x = 11,248,647.29

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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.