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Finding the Fourth Proportional to 7,584,341.70, 11,376,512.55 and 7,584,341.70

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Solution

The fourth proportional to 7,584,341.70, 11,376,512.55 and 7,584,341.70 is: 11,376,512.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,584,341.70 : 11,376,512.55 = 7,584,341.70 : x
  2. Step 2: Convert to fraction form
    7,584,341.70/11,376,512.55 = 7,584,341.70/x
  3. Step 3: Cross multiply
    7,584,341.70x = 11,376,512.55 × 7,584,341.70
  4. Step 4: Simplify right side
    7,584,341.70x = 86,283,358,533,538.34
  5. Step 5: Solve for x
    x = 86,283,358,533,538.34/7,584,341.70
  6. Step 6: Final answer
    x = 11,376,512.55

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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.