Home / 7,531,931.23-10,255,011.86-7,508,016.38

Finding the Fourth Proportional to 7,531,931.23, 10,255,011.86 and 7,508,016.38

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Solution

The fourth proportional to 7,531,931.23, 10,255,011.86 and 7,508,016.38 is: 10,222,450.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531,931.23 : 10,255,011.86 = 7,508,016.38 : x
  2. Step 2: Convert to fraction form
    7,531,931.23/10,255,011.86 = 7,508,016.38/x
  3. Step 3: Cross multiply
    7,531,931.23x = 10,255,011.86 × 7,508,016.38
  4. Step 4: Simplify right side
    7,531,931.23x = 76,994,797,066,381.84
  5. Step 5: Solve for x
    x = 76,994,797,066,381.84/7,531,931.23
  6. Step 6: Final answer
    x = 10,222,450.89

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.