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Finding the Fourth Proportional to 6,357,482.64, 8,776,576.80 and 4,903,914.96

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Solution

The fourth proportional to 6,357,482.64, 8,776,576.80 and 4,903,914.96 is: 6,769,910.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,357,482.64 : 8,776,576.80 = 4,903,914.96 : x
  2. Step 2: Convert to fraction form
    6,357,482.64/8,776,576.80 = 4,903,914.96/x
  3. Step 3: Cross multiply
    6,357,482.64x = 8,776,576.80 × 4,903,914.96
  4. Step 4: Simplify right side
    6,357,482.64x = 43,039,586,267,108.93
  5. Step 5: Solve for x
    x = 43,039,586,267,108.93/6,357,482.64
  6. Step 6: Final answer
    x = 6,769,910.15

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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.