Home / 10,120,607.70-13,966,596.09-5,537,005.62

Finding the Fourth Proportional to 10,120,607.70, 13,966,596.09 and 5,537,005.62

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Solution

The fourth proportional to 10,120,607.70, 13,966,596.09 and 5,537,005.62 is: 7,641,153.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120,607.70 : 13,966,596.09 = 5,537,005.62 : x
  2. Step 2: Convert to fraction form
    10,120,607.70/13,966,596.09 = 5,537,005.62/x
  3. Step 3: Cross multiply
    10,120,607.70x = 13,966,596.09 × 5,537,005.62
  4. Step 4: Simplify right side
    10,120,607.70x = 77,333,121,042,600.03
  5. Step 5: Solve for x
    x = 77,333,121,042,600.03/10,120,607.70
  6. Step 6: Final answer
    x = 7,641,153.90

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1.5x scale

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.