Home / 15,070,592.16-20,790,108-8,954,690.40

Finding the Fourth Proportional to 15,070,592.16, 20,790,108 and 8,954,690.40

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Solution

The fourth proportional to 15,070,592.16, 20,790,108 and 8,954,690.40 is: 12,353,129.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,070,592.16 : 20,790,108 = 8,954,690.40 : x
  2. Step 2: Convert to fraction form
    15,070,592.16/20,790,108 = 8,954,690.40/x
  3. Step 3: Cross multiply
    15,070,592.16x = 20,790,108 × 8,954,690.40
  4. Step 4: Simplify right side
    15,070,592.16x = 186,168,980,522,563.22
  5. Step 5: Solve for x
    x = 186,168,980,522,563.22/15,070,592.16
  6. Step 6: Final answer
    x = 12,353,129.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.