Home / 18,421,877.34-27,629,886.65-6,124,818.20

Finding the Fourth Proportional to 18,421,877.34, 27,629,886.65 and 6,124,818.20

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Solution

The fourth proportional to 18,421,877.34, 27,629,886.65 and 6,124,818.20 is: 9,186,253.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,421,877.34 : 27,629,886.65 = 6,124,818.20 : x
  2. Step 2: Convert to fraction form
    18,421,877.34/27,629,886.65 = 6,124,818.20/x
  3. Step 3: Cross multiply
    18,421,877.34x = 27,629,886.65 × 6,124,818.20
  4. Step 4: Simplify right side
    18,421,877.34x = 169,228,032,449,083.50
  5. Step 5: Solve for x
    x = 169,228,032,449,083.50/18,421,877.34
  6. Step 6: Final answer
    x = 9,186,253.35

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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.