Home / 7,000,814.40-9,661,066.64-3,903,300.96

Finding the Fourth Proportional to 7,000,814.40, 9,661,066.64 and 3,903,300.96

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Solution

The fourth proportional to 7,000,814.40, 9,661,066.64 and 3,903,300.96 is: 5,386,523.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,814.40 : 9,661,066.64 = 3,903,300.96 : x
  2. Step 2: Convert to fraction form
    7,000,814.40/9,661,066.64 = 3,903,300.96/x
  3. Step 3: Cross multiply
    7,000,814.40x = 9,661,066.64 × 3,903,300.96
  4. Step 4: Simplify right side
    7,000,814.40x = 37,710,050,690,535.98
  5. Step 5: Solve for x
    x = 37,710,050,690,535.98/7,000,814.40
  6. Step 6: Final answer
    x = 5,386,523.42

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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.