Home / 30,592,134.66-45,887,890.94-7,872,943.62

Finding the Fourth Proportional to 30,592,134.66, 45,887,890.94 and 7,872,943.62

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Solution

The fourth proportional to 30,592,134.66, 45,887,890.94 and 7,872,943.62 is: 11,809,335.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,592,134.66 : 45,887,890.94 = 7,872,943.62 : x
  2. Step 2: Convert to fraction form
    30,592,134.66/45,887,890.94 = 7,872,943.62/x
  3. Step 3: Cross multiply
    30,592,134.66x = 45,887,890.94 × 7,872,943.62
  4. Step 4: Simplify right side
    30,592,134.66x = 361,272,778,211,328.81
  5. Step 5: Solve for x
    x = 361,272,778,211,328.81/30,592,134.66
  6. Step 6: Final answer
    x = 11,809,335.38

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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.