Home / 8,400,176.13-12,610,898.33-5,153,735.91

Finding the Fourth Proportional to 8,400,176.13, 12,610,898.33 and 5,153,735.91

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Solution

The fourth proportional to 8,400,176.13, 12,610,898.33 and 5,153,735.91 is: 7,737,128.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400,176.13 : 12,610,898.33 = 5,153,735.91 : x
  2. Step 2: Convert to fraction form
    8,400,176.13/12,610,898.33 = 5,153,735.91/x
  3. Step 3: Cross multiply
    8,400,176.13x = 12,610,898.33 × 5,153,735.91
  4. Step 4: Simplify right side
    8,400,176.13x = 64,993,239,554,911.35
  5. Step 5: Solve for x
    x = 64,993,239,554,911.35/8,400,176.13
  6. Step 6: Final answer
    x = 7,737,128.19

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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.