Home / 28,232,326.80-42,348,490.20-16,866,925.20

Finding the Fourth Proportional to 28,232,326.80, 42,348,490.20 and 16,866,925.20

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Solution

The fourth proportional to 28,232,326.80, 42,348,490.20 and 16,866,925.20 is: 25,300,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232,326.80 : 42,348,490.20 = 16,866,925.20 : x
  2. Step 2: Convert to fraction form
    28,232,326.80/42,348,490.20 = 16,866,925.20/x
  3. Step 3: Cross multiply
    28,232,326.80x = 42,348,490.20 × 16,866,925.20
  4. Step 4: Simplify right side
    28,232,326.80x = 714,288,816,536,333
  5. Step 5: Solve for x
    x = 714,288,816,536,333/28,232,326.80
  6. Step 6: Final answer
    x = 25,300,387.80

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1.5x scale

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.