Home / 22,934,977.49-31,650,259.78-12,621,700.59

Finding the Fourth Proportional to 22,934,977.49, 31,650,259.78 and 12,621,700.59

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Solution

The fourth proportional to 22,934,977.49, 31,650,259.78 and 12,621,700.59 is: 17,417,941.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,934,977.49 : 31,650,259.78 = 12,621,700.59 : x
  2. Step 2: Convert to fraction form
    22,934,977.49/31,650,259.78 = 12,621,700.59/x
  3. Step 3: Cross multiply
    22,934,977.49x = 31,650,259.78 × 12,621,700.59
  4. Step 4: Simplify right side
    22,934,977.49x = 399,480,102,380,628
  5. Step 5: Solve for x
    x = 399,480,102,380,628/22,934,977.49
  6. Step 6: Final answer
    x = 17,417,941.77

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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.