Home / 21,708,095.60-32,562,143.40-20,532,364.40

Finding the Fourth Proportional to 21,708,095.60, 32,562,143.40 and 20,532,364.40

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Solution

The fourth proportional to 21,708,095.60, 32,562,143.40 and 20,532,364.40 is: 30,798,546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,708,095.60 : 32,562,143.40 = 20,532,364.40 : x
  2. Step 2: Convert to fraction form
    21,708,095.60/32,562,143.40 = 20,532,364.40/x
  3. Step 3: Cross multiply
    21,708,095.60x = 32,562,143.40 × 20,532,364.40
  4. Step 4: Simplify right side
    21,708,095.60x = 668,577,793,933,854.88
  5. Step 5: Solve for x
    x = 668,577,793,933,854.88/21,708,095.60
  6. Step 6: Final answer
    x = 30,798,546.60

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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.