Home / 47,018,505.40-70,421,469.90-27,886,629.40

Finding the Fourth Proportional to 47,018,505.40, 70,421,469.90 and 27,886,629.40

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Solution

The fourth proportional to 47,018,505.40, 70,421,469.90 and 27,886,629.40 is: 41,766,904.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,018,505.40 : 70,421,469.90 = 27,886,629.40 : x
  2. Step 2: Convert to fraction form
    47,018,505.40/70,421,469.90 = 27,886,629.40/x
  3. Step 3: Cross multiply
    47,018,505.40x = 70,421,469.90 × 27,886,629.40
  4. Step 4: Simplify right side
    47,018,505.40x = 1,963,817,432,904,555
  5. Step 5: Solve for x
    x = 1,963,817,432,904,555/47,018,505.40
  6. Step 6: Final answer
    x = 41,766,904.67

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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.