Home / 10,387,957.31-15,582,718.61-3,100,841.19

Finding the Fourth Proportional to 10,387,957.31, 15,582,718.61 and 3,100,841.19

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Solution

The fourth proportional to 10,387,957.31, 15,582,718.61 and 3,100,841.19 is: 4,651,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387,957.31 : 15,582,718.61 = 3,100,841.19 : x
  2. Step 2: Convert to fraction form
    10,387,957.31/15,582,718.61 = 3,100,841.19/x
  3. Step 3: Cross multiply
    10,387,957.31x = 15,582,718.61 × 3,100,841.19
  4. Step 4: Simplify right side
    10,387,957.31x = 48,319,535,640,153.95
  5. Step 5: Solve for x
    x = 48,319,535,640,153.95/10,387,957.31
  6. Step 6: Final answer
    x = 4,651,495.40

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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.