Home / 57,900,907.10-86,854,153.94-19,038,498.70

Finding the Fourth Proportional to 57,900,907.10, 86,854,153.94 and 19,038,498.70

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Solution

The fourth proportional to 57,900,907.10, 86,854,153.94 and 19,038,498.70 is: 28,558,666.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,900,907.10 : 86,854,153.94 = 19,038,498.70 : x
  2. Step 2: Convert to fraction form
    57,900,907.10/86,854,153.94 = 19,038,498.70/x
  3. Step 3: Cross multiply
    57,900,907.10x = 86,854,153.94 × 19,038,498.70
  4. Step 4: Simplify right side
    57,900,907.10x = 1,653,572,696,876,289.75
  5. Step 5: Solve for x
    x = 1,653,572,696,876,289.75/57,900,907.10
  6. Step 6: Final answer
    x = 28,558,666.52

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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.