Home / 12,119,527-16,725,297.42-6,687,368.92

Finding the Fourth Proportional to 12,119,527, 16,725,297.42 and 6,687,368.92

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Solution

The fourth proportional to 12,119,527, 16,725,297.42 and 6,687,368.92 is: 9,228,762.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,119,527 : 16,725,297.42 = 6,687,368.92 : x
  2. Step 2: Convert to fraction form
    12,119,527/16,725,297.42 = 6,687,368.92/x
  3. Step 3: Cross multiply
    12,119,527x = 16,725,297.42 × 6,687,368.92
  4. Step 4: Simplify right side
    12,119,527x = 111,848,234,144,264.19
  5. Step 5: Solve for x
    x = 111,848,234,144,264.19/12,119,527
  6. Step 6: Final answer
    x = 9,228,762.32

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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.