Home / 14,772,168.10-20,385,514.05-8,578,737.70

Finding the Fourth Proportional to 14,772,168.10, 20,385,514.05 and 8,578,737.70

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Solution

The fourth proportional to 14,772,168.10, 20,385,514.05 and 8,578,737.70 is: 11,838,612.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,772,168.10 : 20,385,514.05 = 8,578,737.70 : x
  2. Step 2: Convert to fraction form
    14,772,168.10/20,385,514.05 = 8,578,737.70/x
  3. Step 3: Cross multiply
    14,772,168.10x = 20,385,514.05 × 8,578,737.70
  4. Step 4: Simplify right side
    14,772,168.10x = 174,881,977,914,614.69
  5. Step 5: Solve for x
    x = 174,881,977,914,614.69/14,772,168.10
  6. Step 6: Final answer
    x = 11,838,612.77

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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.