Home / 8,778,087.56-12,113,778.54-4,910,673.30

Finding the Fourth Proportional to 8,778,087.56, 12,113,778.54 and 4,910,673.30

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Solution

The fourth proportional to 8,778,087.56, 12,113,778.54 and 4,910,673.30 is: 6,776,739.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778,087.56 : 12,113,778.54 = 4,910,673.30 : x
  2. Step 2: Convert to fraction form
    8,778,087.56/12,113,778.54 = 4,910,673.30/x
  3. Step 3: Cross multiply
    8,778,087.56x = 12,113,778.54 × 4,910,673.30
  4. Step 4: Simplify right side
    8,778,087.56x = 59,486,808,838,490.98
  5. Step 5: Solve for x
    x = 59,486,808,838,490.98/8,778,087.56
  6. Step 6: Final answer
    x = 6,776,739.06

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1.5x scale

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.