Home / 9,661,929.40-13,333,312.92-5,310,922.42

Finding the Fourth Proportional to 9,661,929.40, 13,333,312.92 and 5,310,922.42

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Solution

The fourth proportional to 9,661,929.40, 13,333,312.92 and 5,310,922.42 is: 7,328,990.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,661,929.40 : 13,333,312.92 = 5,310,922.42 : x
  2. Step 2: Convert to fraction form
    9,661,929.40/13,333,312.92 = 5,310,922.42/x
  3. Step 3: Cross multiply
    9,661,929.40x = 13,333,312.92 × 5,310,922.42
  4. Step 4: Simplify right side
    9,661,929.40x = 70,812,190,519,703.67
  5. Step 5: Solve for x
    x = 70,812,190,519,703.67/9,661,929.40
  6. Step 6: Final answer
    x = 7,328,990.68

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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.