Home / 9,341,821.02-12,891,721.04-5,211,852.81

Finding the Fourth Proportional to 9,341,821.02, 12,891,721.04 and 5,211,852.81

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Solution

The fourth proportional to 9,341,821.02, 12,891,721.04 and 5,211,852.81 is: 7,192,361.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341,821.02 : 12,891,721.04 = 5,211,852.81 : x
  2. Step 2: Convert to fraction form
    9,341,821.02/12,891,721.04 = 5,211,852.81/x
  3. Step 3: Cross multiply
    9,341,821.02x = 12,891,721.04 × 5,211,852.81
  4. Step 4: Simplify right side
    9,341,821.02x = 67,189,752,473,201.36
  5. Step 5: Solve for x
    x = 67,189,752,473,201.36/9,341,821.02
  6. Step 6: Final answer
    x = 7,192,361.35

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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.