Home / 53,834,756.30-80,752,134.45-31,159,940.30

Finding the Fourth Proportional to 53,834,756.30, 80,752,134.45 and 31,159,940.30

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Solution

The fourth proportional to 53,834,756.30, 80,752,134.45 and 31,159,940.30 is: 46,739,910.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,834,756.30 : 80,752,134.45 = 31,159,940.30 : x
  2. Step 2: Convert to fraction form
    53,834,756.30/80,752,134.45 = 31,159,940.30/x
  3. Step 3: Cross multiply
    53,834,756.30x = 80,752,134.45 × 31,159,940.30
  4. Step 4: Simplify right side
    53,834,756.30x = 2,516,231,688,559,573.50
  5. Step 5: Solve for x
    x = 2,516,231,688,559,573.50/53,834,756.30
  6. Step 6: Final answer
    x = 46,739,910.45

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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.