Home / 7,391,086.70-11,077,298.85-6,551,278.70

Finding the Fourth Proportional to 7,391,086.70, 11,077,298.85 and 6,551,278.70

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Solution

The fourth proportional to 7,391,086.70, 11,077,298.85 and 6,551,278.70 is: 9,818,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391,086.70 : 11,077,298.85 = 6,551,278.70 : x
  2. Step 2: Convert to fraction form
    7,391,086.70/11,077,298.85 = 6,551,278.70/x
  3. Step 3: Cross multiply
    7,391,086.70x = 11,077,298.85 × 6,551,278.70
  4. Step 4: Simplify right side
    7,391,086.70x = 72,570,472,009,539.50
  5. Step 5: Solve for x
    x = 72,570,472,009,539.50/7,391,086.70
  6. Step 6: Final answer
    x = 9,818,647.10

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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.