Home / 32,774,725.60-49,162,088.40-20,657,870.80

Finding the Fourth Proportional to 32,774,725.60, 49,162,088.40 and 20,657,870.80

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Solution

The fourth proportional to 32,774,725.60, 49,162,088.40 and 20,657,870.80 is: 30,986,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,774,725.60 : 49,162,088.40 = 20,657,870.80 : x
  2. Step 2: Convert to fraction form
    32,774,725.60/49,162,088.40 = 20,657,870.80/x
  3. Step 3: Cross multiply
    32,774,725.60x = 49,162,088.40 × 20,657,870.80
  4. Step 4: Simplify right side
    32,774,725.60x = 1,015,584,070,425,378.75
  5. Step 5: Solve for x
    x = 1,015,584,070,425,378.75/32,774,725.60
  6. Step 6: Final answer
    x = 30,986,806.20

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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.