Home / 21,576,553.81-32,377,599.35-7,939,276.56

Finding the Fourth Proportional to 21,576,553.81, 32,377,599.35 and 7,939,276.56

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Solution

The fourth proportional to 21,576,553.81, 32,377,599.35 and 7,939,276.56 is: 11,913,613.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576,553.81 : 32,377,599.35 = 7,939,276.56 : x
  2. Step 2: Convert to fraction form
    21,576,553.81/32,377,599.35 = 7,939,276.56/x
  3. Step 3: Cross multiply
    21,576,553.81x = 32,377,599.35 × 7,939,276.56
  4. Step 4: Simplify right side
    21,576,553.81x = 257,054,715,578,602.12
  5. Step 5: Solve for x
    x = 257,054,715,578,602.12/21,576,553.81
  6. Step 6: Final answer
    x = 11,913,613.17

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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.