Home / 32,600,400.30-48,900,600.45-31,340,688.30

Finding the Fourth Proportional to 32,600,400.30, 48,900,600.45 and 31,340,688.30

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Solution

The fourth proportional to 32,600,400.30, 48,900,600.45 and 31,340,688.30 is: 47,011,032.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,600,400.30 : 48,900,600.45 = 31,340,688.30 : x
  2. Step 2: Convert to fraction form
    32,600,400.30/48,900,600.45 = 31,340,688.30/x
  3. Step 3: Cross multiply
    32,600,400.30x = 48,900,600.45 × 31,340,688.30
  4. Step 4: Simplify right side
    32,600,400.30x = 1,532,578,476,386,289.75
  5. Step 5: Solve for x
    x = 1,532,578,476,386,289.75/32,600,400.30
  6. Step 6: Final answer
    x = 47,011,032.45

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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.