Home / 8,736,043.20-13,104,064.80-7,194,864.30

Finding the Fourth Proportional to 8,736,043.20, 13,104,064.80 and 7,194,864.30

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Solution

The fourth proportional to 8,736,043.20, 13,104,064.80 and 7,194,864.30 is: 10,792,296.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,043.20 : 13,104,064.80 = 7,194,864.30 : x
  2. Step 2: Convert to fraction form
    8,736,043.20/13,104,064.80 = 7,194,864.30/x
  3. Step 3: Cross multiply
    8,736,043.20x = 13,104,064.80 × 7,194,864.30
  4. Step 4: Simplify right side
    8,736,043.20x = 94,281,968,014,406.64
  5. Step 5: Solve for x
    x = 94,281,968,014,406.64/8,736,043.20
  6. Step 6: Final answer
    x = 10,792,296.45

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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.