Home / 15,460,428.80-23,190,643.20-9,712,409.60

Finding the Fourth Proportional to 15,460,428.80, 23,190,643.20 and 9,712,409.60

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Solution

The fourth proportional to 15,460,428.80, 23,190,643.20 and 9,712,409.60 is: 14,568,614.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,460,428.80 : 23,190,643.20 = 9,712,409.60 : x
  2. Step 2: Convert to fraction form
    15,460,428.80/23,190,643.20 = 9,712,409.60/x
  3. Step 3: Cross multiply
    15,460,428.80x = 23,190,643.20 × 9,712,409.60
  4. Step 4: Simplify right side
    15,460,428.80x = 225,237,025,645,854.72
  5. Step 5: Solve for x
    x = 225,237,025,645,854.72/15,460,428.80
  6. Step 6: Final answer
    x = 14,568,614.40

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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.