Home / 5,178,023.96-7,784,063.25-4,803,466.49

Finding the Fourth Proportional to 5,178,023.96, 7,784,063.25 and 4,803,466.49

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Solution

The fourth proportional to 5,178,023.96, 7,784,063.25 and 4,803,466.49 is: 7,220,995.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,023.96 : 7,784,063.25 = 4,803,466.49 : x
  2. Step 2: Convert to fraction form
    5,178,023.96/7,784,063.25 = 4,803,466.49/x
  3. Step 3: Cross multiply
    5,178,023.96x = 7,784,063.25 × 4,803,466.49
  4. Step 4: Simplify right side
    5,178,023.96x = 37,390,486,938,495.18
  5. Step 5: Solve for x
    x = 37,390,486,938,495.18/5,178,023.96
  6. Step 6: Final answer
    x = 7,220,995.36

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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.