Home / 30,232,005.20-45,348,007.80-16,579,876.40

Finding the Fourth Proportional to 30,232,005.20, 45,348,007.80 and 16,579,876.40

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Solution

The fourth proportional to 30,232,005.20, 45,348,007.80 and 16,579,876.40 is: 24,869,814.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,232,005.20 : 45,348,007.80 = 16,579,876.40 : x
  2. Step 2: Convert to fraction form
    30,232,005.20/45,348,007.80 = 16,579,876.40/x
  3. Step 3: Cross multiply
    30,232,005.20x = 45,348,007.80 × 16,579,876.40
  4. Step 4: Simplify right side
    30,232,005.20x = 751,864,364,310,235.88
  5. Step 5: Solve for x
    x = 751,864,364,310,235.88/30,232,005.20
  6. Step 6: Final answer
    x = 24,869,814.60

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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.