Home / 6,710,688.12-9,261,950.52-3,957,208.65

Finding the Fourth Proportional to 6,710,688.12, 9,261,950.52 and 3,957,208.65

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Solution

The fourth proportional to 6,710,688.12, 9,261,950.52 and 3,957,208.65 is: 5,461,656.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,710,688.12 : 9,261,950.52 = 3,957,208.65 : x
  2. Step 2: Convert to fraction form
    6,710,688.12/9,261,950.52 = 3,957,208.65/x
  3. Step 3: Cross multiply
    6,710,688.12x = 9,261,950.52 × 3,957,208.65
  4. Step 4: Simplify right side
    6,710,688.12x = 36,651,470,713,615.99
  5. Step 5: Solve for x
    x = 36,651,470,713,615.99/6,710,688.12
  6. Step 6: Final answer
    x = 5,461,656.10

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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.