Home / 8,916,224.51-12,304,181.63-5,245,377.45

Finding the Fourth Proportional to 8,916,224.51, 12,304,181.63 and 5,245,377.45

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Solution

The fourth proportional to 8,916,224.51, 12,304,181.63 and 5,245,377.45 is: 7,238,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916,224.51 : 12,304,181.63 = 5,245,377.45 : x
  2. Step 2: Convert to fraction form
    8,916,224.51/12,304,181.63 = 5,245,377.45/x
  3. Step 3: Cross multiply
    8,916,224.51x = 12,304,181.63 × 5,245,377.45
  4. Step 4: Simplify right side
    8,916,224.51x = 64,540,076,836,479.36
  5. Step 5: Solve for x
    x = 64,540,076,836,479.36/8,916,224.51
  6. Step 6: Final answer
    x = 7,238,498.40

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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.