Home / 7,937,557.74-11,902,485.06-4,655,808.72

Finding the Fourth Proportional to 7,937,557.74, 11,902,485.06 and 4,655,808.72

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Solution

The fourth proportional to 7,937,557.74, 11,902,485.06 and 4,655,808.72 is: 6,981,453.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937,557.74 : 11,902,485.06 = 4,655,808.72 : x
  2. Step 2: Convert to fraction form
    7,937,557.74/11,902,485.06 = 4,655,808.72/x
  3. Step 3: Cross multiply
    7,937,557.74x = 11,902,485.06 × 4,655,808.72
  4. Step 4: Simplify right side
    7,937,557.74x = 55,415,693,732,017.72
  5. Step 5: Solve for x
    x = 55,415,693,732,017.72/7,937,557.74
  6. Step 6: Final answer
    x = 6,981,453.94

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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.