Home / 28,544,516-39,391,416.96-16,154,384.48

Finding the Fourth Proportional to 28,544,516, 39,391,416.96 and 16,154,384.48

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Solution

The fourth proportional to 28,544,516, 39,391,416.96 and 16,154,384.48 is: 22,293,042.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,544,516 : 39,391,416.96 = 16,154,384.48 : x
  2. Step 2: Convert to fraction form
    28,544,516/39,391,416.96 = 16,154,384.48/x
  3. Step 3: Cross multiply
    28,544,516x = 39,391,416.96 × 16,154,384.48
  4. Step 4: Simplify right side
    28,544,516x = 636,344,094,783,832.88
  5. Step 5: Solve for x
    x = 636,344,094,783,832.88/28,544,516
  6. Step 6: Final answer
    x = 22,293,042.03

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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.