Home / 20,196,252.10-30,291,425.70-5,817,820.60

Finding the Fourth Proportional to 20,196,252.10, 30,291,425.70 and 5,817,820.60

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Solution

The fourth proportional to 20,196,252.10, 30,291,425.70 and 5,817,820.60 is: 8,725,880.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,196,252.10 : 30,291,425.70 = 5,817,820.60 : x
  2. Step 2: Convert to fraction form
    20,196,252.10/30,291,425.70 = 5,817,820.60/x
  3. Step 3: Cross multiply
    20,196,252.10x = 30,291,425.70 × 5,817,820.60
  4. Step 4: Simplify right side
    20,196,252.10x = 176,230,080,440,829.41
  5. Step 5: Solve for x
    x = 176,230,080,440,829.41/20,196,252.10
  6. Step 6: Final answer
    x = 8,725,880.40

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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.