Home / 57,900,902.34-86,854,146.66-19,038,493.92

Finding the Fourth Proportional to 57,900,902.34, 86,854,146.66 and 19,038,493.92

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Solution

The fourth proportional to 57,900,902.34, 86,854,146.66 and 19,038,493.92 is: 28,558,659.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,900,902.34 : 86,854,146.66 = 19,038,493.92 : x
  2. Step 2: Convert to fraction form
    57,900,902.34/86,854,146.66 = 19,038,493.92/x
  3. Step 3: Cross multiply
    57,900,902.34x = 86,854,146.66 × 19,038,493.92
  4. Step 4: Simplify right side
    57,900,902.34x = 1,653,572,143,113,198.50
  5. Step 5: Solve for x
    x = 1,653,572,143,113,198.50/57,900,902.34
  6. Step 6: Final answer
    x = 28,558,659.30

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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.