Home / 14,385,492.92-21,591,881.41-8,904,006.72

Finding the Fourth Proportional to 14,385,492.92, 21,591,881.41 and 8,904,006.72

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Solution

The fourth proportional to 14,385,492.92, 21,591,881.41 and 8,904,006.72 is: 13,364,453.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385,492.92 : 21,591,881.41 = 8,904,006.72 : x
  2. Step 2: Convert to fraction form
    14,385,492.92/21,591,881.41 = 8,904,006.72/x
  3. Step 3: Cross multiply
    14,385,492.92x = 21,591,881.41 × 8,904,006.72
  4. Step 4: Simplify right side
    14,385,492.92x = 192,254,257,248,322.81
  5. Step 5: Solve for x
    x = 192,254,257,248,322.81/14,385,492.92
  6. Step 6: Final answer
    x = 13,364,453.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.