Home / 6,910,037.20-10,365,055.80-6,112,875.70

Finding the Fourth Proportional to 6,910,037.20, 10,365,055.80 and 6,112,875.70

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Solution

The fourth proportional to 6,910,037.20, 10,365,055.80 and 6,112,875.70 is: 9,169,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910,037.20 : 10,365,055.80 = 6,112,875.70 : x
  2. Step 2: Convert to fraction form
    6,910,037.20/10,365,055.80 = 6,112,875.70/x
  3. Step 3: Cross multiply
    6,910,037.20x = 10,365,055.80 × 6,112,875.70
  4. Step 4: Simplify right side
    6,910,037.20x = 63,360,297,728,964.07
  5. Step 5: Solve for x
    x = 63,360,297,728,964.07/6,910,037.20
  6. Step 6: Final answer
    x = 9,169,313.55

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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.