Home / 6,643,467.84-9,167,985.52-3,587,681.76

Finding the Fourth Proportional to 6,643,467.84, 9,167,985.52 and 3,587,681.76

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Solution

The fourth proportional to 6,643,467.84, 9,167,985.52 and 3,587,681.76 is: 4,951,000.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,467.84 : 9,167,985.52 = 3,587,681.76 : x
  2. Step 2: Convert to fraction form
    6,643,467.84/9,167,985.52 = 3,587,681.76/x
  3. Step 3: Cross multiply
    6,643,467.84x = 9,167,985.52 × 3,587,681.76
  4. Step 4: Simplify right side
    6,643,467.84x = 32,891,814,426,048.11
  5. Step 5: Solve for x
    x = 32,891,814,426,048.11/6,643,467.84
  6. Step 6: Final answer
    x = 4,951,000.78

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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.