Home / 7,450,503.57-11,225,541.31-6,731,680.77

Finding the Fourth Proportional to 7,450,503.57, 11,225,541.31 and 6,731,680.77

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Solution

The fourth proportional to 7,450,503.57, 11,225,541.31 and 6,731,680.77 is: 10,142,503.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450,503.57 : 11,225,541.31 = 6,731,680.77 : x
  2. Step 2: Convert to fraction form
    7,450,503.57/11,225,541.31 = 6,731,680.77/x
  3. Step 3: Cross multiply
    7,450,503.57x = 11,225,541.31 × 6,731,680.77
  4. Step 4: Simplify right side
    7,450,503.57x = 75,566,760,552,538.39
  5. Step 5: Solve for x
    x = 75,566,760,552,538.39/7,450,503.57
  6. Step 6: Final answer
    x = 10,142,503.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.