Home / 12,005,923.02-18,009,382.86-3,486,259.50

Finding the Fourth Proportional to 12,005,923.02, 18,009,382.86 and 3,486,259.50

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Solution

The fourth proportional to 12,005,923.02, 18,009,382.86 and 3,486,259.50 is: 5,229,533.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,005,923.02 : 18,009,382.86 = 3,486,259.50 : x
  2. Step 2: Convert to fraction form
    12,005,923.02/18,009,382.86 = 3,486,259.50/x
  3. Step 3: Cross multiply
    12,005,923.02x = 18,009,382.86 × 3,486,259.50
  4. Step 4: Simplify right side
    12,005,923.02x = 62,785,382,084,812.16
  5. Step 5: Solve for x
    x = 62,785,382,084,812.16/12,005,923.02
  6. Step 6: Final answer
    x = 5,229,533.95

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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.