Home / 10,648,580.99-14,719,865.60-9,498,426.30

Finding the Fourth Proportional to 10,648,580.99, 14,719,865.60 and 9,498,426.30

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Solution

The fourth proportional to 10,648,580.99, 14,719,865.60 and 9,498,426.30 is: 13,129,970.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,648,580.99 : 14,719,865.60 = 9,498,426.30 : x
  2. Step 2: Convert to fraction form
    10,648,580.99/14,719,865.60 = 9,498,426.30/x
  3. Step 3: Cross multiply
    10,648,580.99x = 14,719,865.60 × 9,498,426.30
  4. Step 4: Simplify right side
    10,648,580.99x = 139,815,558,489,777.86
  5. Step 5: Solve for x
    x = 139,815,558,489,777.86/10,648,580.99
  6. Step 6: Final answer
    x = 13,129,970.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.