Home / 15,994,943.61-22,074,206.46-9,119,598.81

Finding the Fourth Proportional to 15,994,943.61, 22,074,206.46 and 9,119,598.81

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Solution

The fourth proportional to 15,994,943.61, 22,074,206.46 and 9,119,598.81 is: 12,585,721.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,994,943.61 : 22,074,206.46 = 9,119,598.81 : x
  2. Step 2: Convert to fraction form
    15,994,943.61/22,074,206.46 = 9,119,598.81/x
  3. Step 3: Cross multiply
    15,994,943.61x = 22,074,206.46 × 9,119,598.81
  4. Step 4: Simplify right side
    15,994,943.61x = 201,307,906,964,310.34
  5. Step 5: Solve for x
    x = 201,307,906,964,310.34/15,994,943.61
  6. Step 6: Final answer
    x = 12,585,721.58

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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.