Home / 21,888,009.60-32,832,014.40-6,739,972.80

Finding the Fourth Proportional to 21,888,009.60, 32,832,014.40 and 6,739,972.80

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Solution

The fourth proportional to 21,888,009.60, 32,832,014.40 and 6,739,972.80 is: 10,109,959.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,888,009.60 : 32,832,014.40 = 6,739,972.80 : x
  2. Step 2: Convert to fraction form
    21,888,009.60/32,832,014.40 = 6,739,972.80/x
  3. Step 3: Cross multiply
    21,888,009.60x = 32,832,014.40 × 6,739,972.80
  4. Step 4: Simplify right side
    21,888,009.60x = 221,286,884,025,208.31
  5. Step 5: Solve for x
    x = 221,286,884,025,208.31/21,888,009.60
  6. Step 6: Final answer
    x = 10,109,959.20

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1.5x scale

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.