Home / 9,436,438-14,136,624.45-7,909,209.46

Finding the Fourth Proportional to 9,436,438, 14,136,624.45 and 7,909,209.46

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Solution

The fourth proportional to 9,436,438, 14,136,624.45 and 7,909,209.46 is: 11,848,700.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,436,438 : 14,136,624.45 = 7,909,209.46 : x
  2. Step 2: Convert to fraction form
    9,436,438/14,136,624.45 = 7,909,209.46/x
  3. Step 3: Cross multiply
    9,436,438x = 14,136,624.45 × 7,909,209.46
  4. Step 4: Simplify right side
    9,436,438x = 111,809,523,832,407.30
  5. Step 5: Solve for x
    x = 111,809,523,832,407.30/9,436,438
  6. Step 6: Final answer
    x = 11,848,700.10

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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.