Home / 7,657,038.41-10,566,714-4,172,377.75

Finding the Fourth Proportional to 7,657,038.41, 10,566,714 and 4,172,377.75

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Solution

The fourth proportional to 7,657,038.41, 10,566,714 and 4,172,377.75 is: 5,757,881.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657,038.41 : 10,566,714 = 4,172,377.75 : x
  2. Step 2: Convert to fraction form
    7,657,038.41/10,566,714 = 4,172,377.75/x
  3. Step 3: Cross multiply
    7,657,038.41x = 10,566,714 × 4,172,377.75
  4. Step 4: Simplify right side
    7,657,038.41x = 44,088,322,384,213.50
  5. Step 5: Solve for x
    x = 44,088,322,384,213.50/7,657,038.41
  6. Step 6: Final answer
    x = 5,757,881.84

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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.