Home / 11,248,038.81-16,898,974.65-7,212,433.32

Finding the Fourth Proportional to 11,248,038.81, 16,898,974.65 and 7,212,433.32

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Solution

The fourth proportional to 11,248,038.81, 16,898,974.65 and 7,212,433.32 is: 10,835,909.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248,038.81 : 16,898,974.65 = 7,212,433.32 : x
  2. Step 2: Convert to fraction form
    11,248,038.81/16,898,974.65 = 7,212,433.32/x
  3. Step 3: Cross multiply
    11,248,038.81x = 16,898,974.65 × 7,212,433.32
  4. Step 4: Simplify right side
    11,248,038.81x = 121,882,727,839,495.33
  5. Step 5: Solve for x
    x = 121,882,727,839,495.33/11,248,038.81
  6. Step 6: Final answer
    x = 10,835,909.25

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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.