Home / 10,630,681.81-15,948,348.30-3,442,942.30

Finding the Fourth Proportional to 10,630,681.81, 15,948,348.30 and 3,442,942.30

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Solution

The fourth proportional to 10,630,681.81, 15,948,348.30 and 3,442,942.30 is: 5,165,166.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630,681.81 : 15,948,348.30 = 3,442,942.30 : x
  2. Step 2: Convert to fraction form
    10,630,681.81/15,948,348.30 = 3,442,942.30/x
  3. Step 3: Cross multiply
    10,630,681.81x = 15,948,348.30 × 3,442,942.30
  4. Step 4: Simplify right side
    10,630,681.81x = 54,909,242,977,203.09
  5. Step 5: Solve for x
    x = 54,909,242,977,203.09/10,630,681.81
  6. Step 6: Final answer
    x = 5,165,166.63

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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.