Home / 15,456,009.20-23,184,013.80-9,782,639.60

Finding the Fourth Proportional to 15,456,009.20, 23,184,013.80 and 9,782,639.60

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Solution

The fourth proportional to 15,456,009.20, 23,184,013.80 and 9,782,639.60 is: 14,673,959.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,456,009.20 : 23,184,013.80 = 9,782,639.60 : x
  2. Step 2: Convert to fraction form
    15,456,009.20/23,184,013.80 = 9,782,639.60/x
  3. Step 3: Cross multiply
    15,456,009.20x = 23,184,013.80 × 9,782,639.60
  4. Step 4: Simplify right side
    15,456,009.20x = 226,800,851,486,826.47
  5. Step 5: Solve for x
    x = 226,800,851,486,826.47/15,456,009.20
  6. Step 6: Final answer
    x = 14,673,959.40

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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.