Home / 12,867,701.40-19,301,552.10-4,347,914.85

Finding the Fourth Proportional to 12,867,701.40, 19,301,552.10 and 4,347,914.85

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Solution

The fourth proportional to 12,867,701.40, 19,301,552.10 and 4,347,914.85 is: 6,521,872.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,867,701.40 : 19,301,552.10 = 4,347,914.85 : x
  2. Step 2: Convert to fraction form
    12,867,701.40/19,301,552.10 = 4,347,914.85/x
  3. Step 3: Cross multiply
    12,867,701.40x = 19,301,552.10 × 4,347,914.85
  4. Step 4: Simplify right side
    12,867,701.40x = 83,921,505,003,638.69
  5. Step 5: Solve for x
    x = 83,921,505,003,638.69/12,867,701.40
  6. Step 6: Final answer
    x = 6,521,872.28

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1.5x scale

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.