Home / 15,171,319.20-22,756,978.80-10,069,485.60

Finding the Fourth Proportional to 15,171,319.20, 22,756,978.80 and 10,069,485.60

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Solution

The fourth proportional to 15,171,319.20, 22,756,978.80 and 10,069,485.60 is: 15,104,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,171,319.20 : 22,756,978.80 = 10,069,485.60 : x
  2. Step 2: Convert to fraction form
    15,171,319.20/22,756,978.80 = 10,069,485.60/x
  3. Step 3: Cross multiply
    15,171,319.20x = 22,756,978.80 × 10,069,485.60
  4. Step 4: Simplify right side
    15,171,319.20x = 229,151,070,326,105.28
  5. Step 5: Solve for x
    x = 229,151,070,326,105.28/15,171,319.20
  6. Step 6: Final answer
    x = 15,104,228.40

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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.