Home / 15,099,931.44-20,838,425.31-8,573,345.10

Finding the Fourth Proportional to 15,099,931.44, 20,838,425.31 and 8,573,345.10

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Solution

The fourth proportional to 15,099,931.44, 20,838,425.31 and 8,573,345.10 is: 11,831,511.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,099,931.44 : 20,838,425.31 = 8,573,345.10 : x
  2. Step 2: Convert to fraction form
    15,099,931.44/20,838,425.31 = 8,573,345.10/x
  3. Step 3: Cross multiply
    15,099,931.44x = 20,838,425.31 × 8,573,345.10
  4. Step 4: Simplify right side
    15,099,931.44x = 178,655,011,523,204.47
  5. Step 5: Solve for x
    x = 178,655,011,523,204.47/15,099,931.44
  6. Step 6: Final answer
    x = 11,831,511.44

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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.