Home / 7,205,666.04-10,834,425.41-6,643,919.43

Finding the Fourth Proportional to 7,205,666.04, 10,834,425.41 and 6,643,919.43

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Solution

The fourth proportional to 7,205,666.04, 10,834,425.41 and 6,643,919.43 is: 9,989,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,205,666.04 : 10,834,425.41 = 6,643,919.43 : x
  2. Step 2: Convert to fraction form
    7,205,666.04/10,834,425.41 = 6,643,919.43/x
  3. Step 3: Cross multiply
    7,205,666.04x = 10,834,425.41 × 6,643,919.43
  4. Step 4: Simplify right side
    7,205,666.04x = 71,983,049,461,165.11
  5. Step 5: Solve for x
    x = 71,983,049,461,165.11/7,205,666.04
  6. Step 6: Final answer
    x = 9,989,784.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.