Home / 57,900,912.17-86,854,161.54-19,038,503.77

Finding the Fourth Proportional to 57,900,912.17, 86,854,161.54 and 19,038,503.77

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Solution

The fourth proportional to 57,900,912.17, 86,854,161.54 and 19,038,503.77 is: 28,558,674.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,900,912.17 : 86,854,161.54 = 19,038,503.77 : x
  2. Step 2: Convert to fraction form
    57,900,912.17/86,854,161.54 = 19,038,503.77/x
  3. Step 3: Cross multiply
    57,900,912.17x = 86,854,161.54 × 19,038,503.77
  4. Step 4: Simplify right side
    57,900,912.17x = 1,653,573,281,919,479
  5. Step 5: Solve for x
    x = 1,653,573,281,919,479/57,900,912.17
  6. Step 6: Final answer
    x = 28,558,674.12

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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.