Home / 14,102,519.40-21,154,470.30-7,384,055.40

Finding the Fourth Proportional to 14,102,519.40, 21,154,470.30 and 7,384,055.40

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Solution

The fourth proportional to 14,102,519.40, 21,154,470.30 and 7,384,055.40 is: 11,076,445.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102,519.40 : 21,154,470.30 = 7,384,055.40 : x
  2. Step 2: Convert to fraction form
    14,102,519.40/21,154,470.30 = 7,384,055.40/x
  3. Step 3: Cross multiply
    14,102,519.40x = 21,154,470.30 × 7,384,055.40
  4. Step 4: Simplify right side
    14,102,519.40x = 156,205,780,652,854.62
  5. Step 5: Solve for x
    x = 156,205,780,652,854.62/14,102,519.40
  6. Step 6: Final answer
    x = 11,076,445.01

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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.