Home / 15,097,614.81-20,834,983.91-8,392,577.07

Finding the Fourth Proportional to 15,097,614.81, 20,834,983.91 and 8,392,577.07

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Solution

The fourth proportional to 15,097,614.81, 20,834,983.91 and 8,392,577.07 is: 11,581,909.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,097,614.81 : 20,834,983.91 = 8,392,577.07 : x
  2. Step 2: Convert to fraction form
    15,097,614.81/20,834,983.91 = 8,392,577.07/x
  3. Step 3: Cross multiply
    15,097,614.81x = 20,834,983.91 × 8,392,577.07
  4. Step 4: Simplify right side
    15,097,614.81x = 174,859,208,216,884.94
  5. Step 5: Solve for x
    x = 174,859,208,216,884.94/15,097,614.81
  6. Step 6: Final answer
    x = 11,581,909.49

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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.