Home / 28,345,577-39,116,904.36-16,587,105.44

Finding the Fourth Proportional to 28,345,577, 39,116,904.36 and 16,587,105.44

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Solution

The fourth proportional to 28,345,577, 39,116,904.36 and 16,587,105.44 is: 22,890,210.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,345,577 : 39,116,904.36 = 16,587,105.44 : x
  2. Step 2: Convert to fraction form
    28,345,577/39,116,904.36 = 16,587,105.44/x
  3. Step 3: Cross multiply
    28,345,577x = 39,116,904.36 × 16,587,105.44
  4. Step 4: Simplify right side
    28,345,577x = 648,836,217,105,715.75
  5. Step 5: Solve for x
    x = 648,836,217,105,715.75/28,345,577
  6. Step 6: Final answer
    x = 22,890,210.25

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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.