Home / 9,209,929.86-13,814,928.27-2,820,156.30

Finding the Fourth Proportional to 9,209,929.86, 13,814,928.27 and 2,820,156.30

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Solution

The fourth proportional to 9,209,929.86, 13,814,928.27 and 2,820,156.30 is: 4,230,244.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209,929.86 : 13,814,928.27 = 2,820,156.30 : x
  2. Step 2: Convert to fraction form
    9,209,929.86/13,814,928.27 = 2,820,156.30/x
  3. Step 3: Cross multiply
    9,209,929.86x = 13,814,928.27 × 2,820,156.30
  4. Step 4: Simplify right side
    9,209,929.86x = 38,960,256,994,688.59
  5. Step 5: Solve for x
    x = 38,960,256,994,688.59/9,209,929.86
  6. Step 6: Final answer
    x = 4,230,244.70

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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.