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Finding the Fourth Proportional to 8,992,911.60, 13,484,701.80 and 3,310,210.80

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Solution

The fourth proportional to 8,992,911.60, 13,484,701.80 and 3,310,210.80 is: 4,963,598.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,992,911.60 : 13,484,701.80 = 3,310,210.80 : x
  2. Step 2: Convert to fraction form
    8,992,911.60/13,484,701.80 = 3,310,210.80/x
  3. Step 3: Cross multiply
    8,992,911.60x = 13,484,701.80 × 3,310,210.80
  4. Step 4: Simplify right side
    8,992,911.60x = 44,637,205,533,139.44
  5. Step 5: Solve for x
    x = 44,637,205,533,139.44/8,992,911.60
  6. Step 6: Final answer
    x = 4,963,598.83

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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.