Home / 4,671,644.40-7,007,466.60-4,388,209.20

Finding the Fourth Proportional to 4,671,644.40, 7,007,466.60 and 4,388,209.20

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Solution

The fourth proportional to 4,671,644.40, 7,007,466.60 and 4,388,209.20 is: 6,582,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671,644.40 : 7,007,466.60 = 4,388,209.20 : x
  2. Step 2: Convert to fraction form
    4,671,644.40/7,007,466.60 = 4,388,209.20/x
  3. Step 3: Cross multiply
    4,671,644.40x = 7,007,466.60 × 4,388,209.20
  4. Step 4: Simplify right side
    4,671,644.40x = 30,750,229,402,812.72
  5. Step 5: Solve for x
    x = 30,750,229,402,812.72/4,671,644.40
  6. Step 6: Final answer
    x = 6,582,313.80

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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.