Home / 12,691,604.55-19,048,293.23-5,124,001.35

Finding the Fourth Proportional to 12,691,604.55, 19,048,293.23 and 5,124,001.35

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Solution

The fourth proportional to 12,691,604.55, 19,048,293.23 and 5,124,001.35 is: 7,690,397.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,691,604.55 : 19,048,293.23 = 5,124,001.35 : x
  2. Step 2: Convert to fraction form
    12,691,604.55/19,048,293.23 = 5,124,001.35/x
  3. Step 3: Cross multiply
    12,691,604.55x = 19,048,293.23 × 5,124,001.35
  4. Step 4: Simplify right side
    12,691,604.55x = 97,603,480,200,095.86
  5. Step 5: Solve for x
    x = 97,603,480,200,095.86/12,691,604.55
  6. Step 6: Final answer
    x = 7,690,397.21

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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.