Home / 7,136,527.76-9,848,417.54-3,873,342.11

Finding the Fourth Proportional to 7,136,527.76, 9,848,417.54 and 3,873,342.11

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Solution

The fourth proportional to 7,136,527.76, 9,848,417.54 and 3,873,342.11 is: 5,345,217.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,527.76 : 9,848,417.54 = 3,873,342.11 : x
  2. Step 2: Convert to fraction form
    7,136,527.76/9,848,417.54 = 3,873,342.11/x
  3. Step 3: Cross multiply
    7,136,527.76x = 9,848,417.54 × 3,873,342.11
  4. Step 4: Simplify right side
    7,136,527.76x = 38,146,290,379,798.95
  5. Step 5: Solve for x
    x = 38,146,290,379,798.95/7,136,527.76
  6. Step 6: Final answer
    x = 5,345,217.13

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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.