Home / 30,657,387.80-45,947,007.30-16,287,339.80

Finding the Fourth Proportional to 30,657,387.80, 45,947,007.30 and 16,287,339.80

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Solution

The fourth proportional to 30,657,387.80, 45,947,007.30 and 16,287,339.80 is: 24,410,250.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,657,387.80 : 45,947,007.30 = 16,287,339.80 : x
  2. Step 2: Convert to fraction form
    30,657,387.80/45,947,007.30 = 16,287,339.80/x
  3. Step 3: Cross multiply
    30,657,387.80x = 45,947,007.30 × 16,287,339.80
  4. Step 4: Simplify right side
    30,657,387.80x = 748,354,520,688,180.50
  5. Step 5: Solve for x
    x = 748,354,520,688,180.50/30,657,387.80
  6. Step 6: Final answer
    x = 24,410,250.66

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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.