Home / 7,128,001.65-10,692,002.48-7,128,001.65

Finding the Fourth Proportional to 7,128,001.65, 10,692,002.48 and 7,128,001.65

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Solution

The fourth proportional to 7,128,001.65, 10,692,002.48 and 7,128,001.65 is: 10,692,002.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,128,001.65 : 10,692,002.48 = 7,128,001.65 : x
  2. Step 2: Convert to fraction form
    7,128,001.65/10,692,002.48 = 7,128,001.65/x
  3. Step 3: Cross multiply
    7,128,001.65x = 10,692,002.48 × 7,128,001.65
  4. Step 4: Simplify right side
    7,128,001.65x = 76,212,611,283,604.08
  5. Step 5: Solve for x
    x = 76,212,611,283,604.08/7,128,001.65
  6. Step 6: Final answer
    x = 10,692,002.48

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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.