Home / 11,878,394.34-16,392,184.19-6,445,886.34

Finding the Fourth Proportional to 11,878,394.34, 16,392,184.19 and 6,445,886.34

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Solution

The fourth proportional to 11,878,394.34, 16,392,184.19 and 6,445,886.34 is: 8,895,323.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,878,394.34 : 16,392,184.19 = 6,445,886.34 : x
  2. Step 2: Convert to fraction form
    11,878,394.34/16,392,184.19 = 6,445,886.34/x
  3. Step 3: Cross multiply
    11,878,394.34x = 16,392,184.19 × 6,445,886.34
  4. Step 4: Simplify right side
    11,878,394.34x = 105,662,156,242,756.41
  5. Step 5: Solve for x
    x = 105,662,156,242,756.41/11,878,394.34
  6. Step 6: Final answer
    x = 8,895,323.15

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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.