Home / 47,855,667.40-71,783,501.10-28,676,552.20

Finding the Fourth Proportional to 47,855,667.40, 71,783,501.10 and 28,676,552.20

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Solution

The fourth proportional to 47,855,667.40, 71,783,501.10 and 28,676,552.20 is: 43,014,828.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,855,667.40 : 71,783,501.10 = 28,676,552.20 : x
  2. Step 2: Convert to fraction form
    47,855,667.40/71,783,501.10 = 28,676,552.20/x
  3. Step 3: Cross multiply
    47,855,667.40x = 71,783,501.10 × 28,676,552.20
  4. Step 4: Simplify right side
    47,855,667.40x = 2,058,503,316,392,907.25
  5. Step 5: Solve for x
    x = 2,058,503,316,392,907.25/47,855,667.40
  6. Step 6: Final answer
    x = 43,014,828.30

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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.