Home / 14,001,931.40-20,960,906.70-8,319,230.60

Finding the Fourth Proportional to 14,001,931.40, 20,960,906.70 and 8,319,230.60

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Solution

The fourth proportional to 14,001,931.40, 20,960,906.70 and 8,319,230.60 is: 12,453,897.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001,931.40 : 20,960,906.70 = 8,319,230.60 : x
  2. Step 2: Convert to fraction form
    14,001,931.40/20,960,906.70 = 8,319,230.60/x
  3. Step 3: Cross multiply
    14,001,931.40x = 20,960,906.70 × 8,319,230.60
  4. Step 4: Simplify right side
    14,001,931.40x = 174,378,616,422,385
  5. Step 5: Solve for x
    x = 174,378,616,422,385/14,001,931.40
  6. Step 6: Final answer
    x = 12,453,897.35

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1.5x scale

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.