Home / 19,553,733.80-29,330,600.70-12,373,375.40

Finding the Fourth Proportional to 19,553,733.80, 29,330,600.70 and 12,373,375.40

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Solution

The fourth proportional to 19,553,733.80, 29,330,600.70 and 12,373,375.40 is: 18,560,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553,733.80 : 29,330,600.70 = 12,373,375.40 : x
  2. Step 2: Convert to fraction form
    19,553,733.80/29,330,600.70 = 12,373,375.40/x
  3. Step 3: Cross multiply
    19,553,733.80x = 29,330,600.70 × 12,373,375.40
  4. Step 4: Simplify right side
    19,553,733.80x = 362,918,533,168,602.81
  5. Step 5: Solve for x
    x = 362,918,533,168,602.81/19,553,733.80
  6. Step 6: Final answer
    x = 18,560,063.10

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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.