Home / 28,234,158.56-38,963,135.68-16,011,015.52

Finding the Fourth Proportional to 28,234,158.56, 38,963,135.68 and 16,011,015.52

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Solution

The fourth proportional to 28,234,158.56, 38,963,135.68 and 16,011,015.52 is: 22,095,199.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,234,158.56 : 38,963,135.68 = 16,011,015.52 : x
  2. Step 2: Convert to fraction form
    28,234,158.56/38,963,135.68 = 16,011,015.52/x
  3. Step 3: Cross multiply
    28,234,158.56x = 38,963,135.68 × 16,011,015.52
  4. Step 4: Simplify right side
    28,234,158.56x = 623,839,370,080,345.75
  5. Step 5: Solve for x
    x = 623,839,370,080,345.75/28,234,158.56
  6. Step 6: Final answer
    x = 22,095,199.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.