Home / 9,926,809.20-14,890,213.80-4,247,607.60

Finding the Fourth Proportional to 9,926,809.20, 14,890,213.80 and 4,247,607.60

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Solution

The fourth proportional to 9,926,809.20, 14,890,213.80 and 4,247,607.60 is: 6,371,411.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,926,809.20 : 14,890,213.80 = 4,247,607.60 : x
  2. Step 2: Convert to fraction form
    9,926,809.20/14,890,213.80 = 4,247,607.60/x
  3. Step 3: Cross multiply
    9,926,809.20x = 14,890,213.80 × 4,247,607.60
  4. Step 4: Simplify right side
    9,926,809.20x = 63,247,785,302,504.88
  5. Step 5: Solve for x
    x = 63,247,785,302,504.88/9,926,809.20
  6. Step 6: Final answer
    x = 6,371,411.40

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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.