Home / 15,925,365.20-23,888,047.80-8,734,120.40

Finding the Fourth Proportional to 15,925,365.20, 23,888,047.80 and 8,734,120.40

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Solution

The fourth proportional to 15,925,365.20, 23,888,047.80 and 8,734,120.40 is: 13,101,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925,365.20 : 23,888,047.80 = 8,734,120.40 : x
  2. Step 2: Convert to fraction form
    15,925,365.20/23,888,047.80 = 8,734,120.40/x
  3. Step 3: Cross multiply
    15,925,365.20x = 23,888,047.80 × 8,734,120.40
  4. Step 4: Simplify right side
    15,925,365.20x = 208,641,085,606,155.12
  5. Step 5: Solve for x
    x = 208,641,085,606,155.12/15,925,365.20
  6. Step 6: Final answer
    x = 13,101,180.60

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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.