Home / 9,353,529.66-12,908,960.01-7,780,883.34

Finding the Fourth Proportional to 9,353,529.66, 12,908,960.01 and 7,780,883.34

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Solution

The fourth proportional to 9,353,529.66, 12,908,960.01 and 7,780,883.34 is: 10,738,524.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,353,529.66 : 12,908,960.01 = 7,780,883.34 : x
  2. Step 2: Convert to fraction form
    9,353,529.66/12,908,960.01 = 7,780,883.34/x
  3. Step 3: Cross multiply
    9,353,529.66x = 12,908,960.01 × 7,780,883.34
  4. Step 4: Simplify right side
    9,353,529.66x = 100,443,111,878,535.23
  5. Step 5: Solve for x
    x = 100,443,111,878,535.23/9,353,529.66
  6. Step 6: Final answer
    x = 10,738,524.98

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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.