Home / 28,608,133.40-42,912,200.10-16,514,898.20

Finding the Fourth Proportional to 28,608,133.40, 42,912,200.10 and 16,514,898.20

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Solution

The fourth proportional to 28,608,133.40, 42,912,200.10 and 16,514,898.20 is: 24,772,347.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,608,133.40 : 42,912,200.10 = 16,514,898.20 : x
  2. Step 2: Convert to fraction form
    28,608,133.40/42,912,200.10 = 16,514,898.20/x
  3. Step 3: Cross multiply
    28,608,133.40x = 42,912,200.10 × 16,514,898.20
  4. Step 4: Simplify right side
    28,608,133.40x = 708,690,616,189,529.88
  5. Step 5: Solve for x
    x = 708,690,616,189,529.88/28,608,133.40
  6. Step 6: Final answer
    x = 24,772,347.30

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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.