Home / 30,404,041.10-45,678,818.04-19,495,602.82

Finding the Fourth Proportional to 30,404,041.10, 45,678,818.04 and 19,495,602.82

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Solution

The fourth proportional to 30,404,041.10, 45,678,818.04 and 19,495,602.82 is: 29,290,056.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,404,041.10 : 45,678,818.04 = 19,495,602.82 : x
  2. Step 2: Convert to fraction form
    30,404,041.10/45,678,818.04 = 19,495,602.82/x
  3. Step 3: Cross multiply
    30,404,041.10x = 45,678,818.04 × 19,495,602.82
  4. Step 4: Simplify right side
    30,404,041.10x = 890,536,093,794,890.88
  5. Step 5: Solve for x
    x = 890,536,093,794,890.88/30,404,041.10
  6. Step 6: Final answer
    x = 29,290,056.90

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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.