Home / 9,763,102.40-13,470,354.34-7,691,688.38

Finding the Fourth Proportional to 9,763,102.40, 13,470,354.34 and 7,691,688.38

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Solution

The fourth proportional to 9,763,102.40, 13,470,354.34 and 7,691,688.38 is: 10,612,381.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,763,102.40 : 13,470,354.34 = 7,691,688.38 : x
  2. Step 2: Convert to fraction form
    9,763,102.40/13,470,354.34 = 7,691,688.38/x
  3. Step 3: Cross multiply
    9,763,102.40x = 13,470,354.34 × 7,691,688.38
  4. Step 4: Simplify right side
    9,763,102.40x = 103,609,767,965,907.23
  5. Step 5: Solve for x
    x = 103,609,767,965,907.23/9,763,102.40
  6. Step 6: Final answer
    x = 10,612,381.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.