Home / 22,219,862.49-30,662,698.50-12,430,096.11

Finding the Fourth Proportional to 22,219,862.49, 30,662,698.50 and 12,430,096.11

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Solution

The fourth proportional to 22,219,862.49, 30,662,698.50 and 12,430,096.11 is: 17,153,134.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,219,862.49 : 30,662,698.50 = 12,430,096.11 : x
  2. Step 2: Convert to fraction form
    22,219,862.49/30,662,698.50 = 12,430,096.11/x
  3. Step 3: Cross multiply
    22,219,862.49x = 30,662,698.50 × 12,430,096.11
  4. Step 4: Simplify right side
    22,219,862.49x = 381,140,289,346,952.81
  5. Step 5: Solve for x
    x = 381,140,289,346,952.81/22,219,862.49
  6. Step 6: Final answer
    x = 17,153,134.48

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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.