Home / 7,117,875.30-10,678,633.64-2,069,185.80

Finding the Fourth Proportional to 7,117,875.30, 10,678,633.64 and 2,069,185.80

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Solution

The fourth proportional to 7,117,875.30, 10,678,633.64 and 2,069,185.80 is: 3,104,307.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,875.30 : 10,678,633.64 = 2,069,185.80 : x
  2. Step 2: Convert to fraction form
    7,117,875.30/10,678,633.64 = 2,069,185.80/x
  3. Step 3: Cross multiply
    7,117,875.30x = 10,678,633.64 × 2,069,185.80
  4. Step 4: Simplify right side
    7,117,875.30x = 22,096,077,080,944.38
  5. Step 5: Solve for x
    x = 22,096,077,080,944.38/7,117,875.30
  6. Step 6: Final answer
    x = 3,104,307.98

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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.