Home / 7,216,671.24-9,959,005.62-4,316,061.78

Finding the Fourth Proportional to 7,216,671.24, 9,959,005.62 and 4,316,061.78

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Solution

The fourth proportional to 7,216,671.24, 9,959,005.62 and 4,316,061.78 is: 5,956,164.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216,671.24 : 9,959,005.62 = 4,316,061.78 : x
  2. Step 2: Convert to fraction form
    7,216,671.24/9,959,005.62 = 4,316,061.78/x
  3. Step 3: Cross multiply
    7,216,671.24x = 9,959,005.62 × 4,316,061.78
  4. Step 4: Simplify right side
    7,216,671.24x = 42,983,683,523,287.20
  5. Step 5: Solve for x
    x = 42,983,683,523,287.20/7,216,671.24
  6. Step 6: Final answer
    x = 5,956,164.84

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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.