Home / 13,166,864.82-19,745,397.98-4,528,540.46

Finding the Fourth Proportional to 13,166,864.82, 19,745,397.98 and 4,528,540.46

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Solution

The fourth proportional to 13,166,864.82, 19,745,397.98 and 4,528,540.46 is: 6,791,125.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,166,864.82 : 19,745,397.98 = 4,528,540.46 : x
  2. Step 2: Convert to fraction form
    13,166,864.82/19,745,397.98 = 4,528,540.46/x
  3. Step 3: Cross multiply
    13,166,864.82x = 19,745,397.98 × 4,528,540.46
  4. Step 4: Simplify right side
    13,166,864.82x = 89,417,833,651,232.27
  5. Step 5: Solve for x
    x = 89,417,833,651,232.27/13,166,864.82
  6. Step 6: Final answer
    x = 6,791,125.67

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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.