Home / 9,005,664.06-12,429,859.12-7,041,657.42

Finding the Fourth Proportional to 9,005,664.06, 12,429,859.12 and 7,041,657.42

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Solution

The fourth proportional to 9,005,664.06, 12,429,859.12 and 7,041,657.42 is: 9,719,084.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005,664.06 : 12,429,859.12 = 7,041,657.42 : x
  2. Step 2: Convert to fraction form
    9,005,664.06/12,429,859.12 = 7,041,657.42/x
  3. Step 3: Cross multiply
    9,005,664.06x = 12,429,859.12 × 7,041,657.42
  4. Step 4: Simplify right side
    9,005,664.06x = 87,526,809,684,298.53
  5. Step 5: Solve for x
    x = 87,526,809,684,298.53/9,005,664.06
  6. Step 6: Final answer
    x = 9,719,084.47

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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.