Home / 10,658,661.40-15,984,492.90-3,926,200.60

Finding the Fourth Proportional to 10,658,661.40, 15,984,492.90 and 3,926,200.60

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Solution

The fourth proportional to 10,658,661.40, 15,984,492.90 and 3,926,200.60 is: 5,888,011.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,658,661.40 : 15,984,492.90 = 3,926,200.60 : x
  2. Step 2: Convert to fraction form
    10,658,661.40/15,984,492.90 = 3,926,200.60/x
  3. Step 3: Cross multiply
    10,658,661.40x = 15,984,492.90 × 3,926,200.60
  4. Step 4: Simplify right side
    10,658,661.40x = 62,758,325,614,675.74
  5. Step 5: Solve for x
    x = 62,758,325,614,675.74/10,658,661.40
  6. Step 6: Final answer
    x = 5,888,011.94

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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.