Home / 13,799,313.40-20,698,970.10-4,711,672.30

Finding the Fourth Proportional to 13,799,313.40, 20,698,970.10 and 4,711,672.30

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Solution

The fourth proportional to 13,799,313.40, 20,698,970.10 and 4,711,672.30 is: 7,067,508.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,799,313.40 : 20,698,970.10 = 4,711,672.30 : x
  2. Step 2: Convert to fraction form
    13,799,313.40/20,698,970.10 = 4,711,672.30/x
  3. Step 3: Cross multiply
    13,799,313.40x = 20,698,970.10 × 4,711,672.30
  4. Step 4: Simplify right side
    13,799,313.40x = 97,526,764,058,698.23
  5. Step 5: Solve for x
    x = 97,526,764,058,698.23/13,799,313.40
  6. Step 6: Final answer
    x = 7,067,508.45

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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.