Home / 10,429,542.60-15,644,313.90-6,603,167.40

Finding the Fourth Proportional to 10,429,542.60, 15,644,313.90 and 6,603,167.40

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Solution

The fourth proportional to 10,429,542.60, 15,644,313.90 and 6,603,167.40 is: 9,904,751.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,429,542.60 : 15,644,313.90 = 6,603,167.40 : x
  2. Step 2: Convert to fraction form
    10,429,542.60/15,644,313.90 = 6,603,167.40/x
  3. Step 3: Cross multiply
    10,429,542.60x = 15,644,313.90 × 6,603,167.40
  4. Step 4: Simplify right side
    10,429,542.60x = 103,302,023,539,846.88
  5. Step 5: Solve for x
    x = 103,302,023,539,846.88/10,429,542.60
  6. Step 6: Final answer
    x = 9,904,751.10

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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.