Home / 8,732,829.90-12,043,130.90-6,901,662.78

Finding the Fourth Proportional to 8,732,829.90, 12,043,130.90 and 6,901,662.78

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Solution

The fourth proportional to 8,732,829.90, 12,043,130.90 and 6,901,662.78 is: 9,517,834.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732,829.90 : 12,043,130.90 = 6,901,662.78 : x
  2. Step 2: Convert to fraction form
    8,732,829.90/12,043,130.90 = 6,901,662.78/x
  3. Step 3: Cross multiply
    8,732,829.90x = 12,043,130.90 × 6,901,662.78
  4. Step 4: Simplify right side
    8,732,829.90x = 83,117,628,233,409.08
  5. Step 5: Solve for x
    x = 83,117,628,233,409.08/8,732,829.90
  6. Step 6: Final answer
    x = 9,517,834.33

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1.5x scale

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.