Home / 16,005,363.21-22,087,402.31-8,762,019.21

Finding the Fourth Proportional to 16,005,363.21, 22,087,402.31 and 8,762,019.21

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Solution

The fourth proportional to 16,005,363.21, 22,087,402.31 and 8,762,019.21 is: 12,091,587.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,005,363.21 : 22,087,402.31 = 8,762,019.21 : x
  2. Step 2: Convert to fraction form
    16,005,363.21/22,087,402.31 = 8,762,019.21/x
  3. Step 3: Cross multiply
    16,005,363.21x = 22,087,402.31 × 8,762,019.21
  4. Step 4: Simplify right side
    16,005,363.21x = 193,530,243,184,971.28
  5. Step 5: Solve for x
    x = 193,530,243,184,971.28/16,005,363.21
  6. Step 6: Final answer
    x = 12,091,587.10

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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.