Home / 10,867,436.70-16,301,038.80-2,780,348.10

Finding the Fourth Proportional to 10,867,436.70, 16,301,038.80 and 2,780,348.10

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Solution

The fourth proportional to 10,867,436.70, 16,301,038.80 and 2,780,348.10 is: 4,170,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,436.70 : 16,301,038.80 = 2,780,348.10 : x
  2. Step 2: Convert to fraction form
    10,867,436.70/16,301,038.80 = 2,780,348.10/x
  3. Step 3: Cross multiply
    10,867,436.70x = 16,301,038.80 × 2,780,348.10
  4. Step 4: Simplify right side
    10,867,436.70x = 45,322,562,255,606.28
  5. Step 5: Solve for x
    x = 45,322,562,255,606.28/10,867,436.70
  6. Step 6: Final answer
    x = 4,170,492.41

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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.