Home / 29,123,352.80-43,685,029.20-8,925,970.40

Finding the Fourth Proportional to 29,123,352.80, 43,685,029.20 and 8,925,970.40

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Solution

The fourth proportional to 29,123,352.80, 43,685,029.20 and 8,925,970.40 is: 13,388,955.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123,352.80 : 43,685,029.20 = 8,925,970.40 : x
  2. Step 2: Convert to fraction form
    29,123,352.80/43,685,029.20 = 8,925,970.40/x
  3. Step 3: Cross multiply
    29,123,352.80x = 43,685,029.20 × 8,925,970.40
  4. Step 4: Simplify right side
    29,123,352.80x = 389,931,277,562,335.75
  5. Step 5: Solve for x
    x = 389,931,277,562,335.75/29,123,352.80
  6. Step 6: Final answer
    x = 13,388,955.60

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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.