Home / 7,113,235.17-10,669,880.77-1,721,876.93

Finding the Fourth Proportional to 7,113,235.17, 10,669,880.77 and 1,721,876.93

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Solution

The fourth proportional to 7,113,235.17, 10,669,880.77 and 1,721,876.93 is: 2,582,822.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,235.17 : 10,669,880.77 = 1,721,876.93 : x
  2. Step 2: Convert to fraction form
    7,113,235.17/10,669,880.77 = 1,721,876.93/x
  3. Step 3: Cross multiply
    7,113,235.17x = 10,669,880.77 × 1,721,876.93
  4. Step 4: Simplify right side
    7,113,235.17x = 18,372,221,566,083.65
  5. Step 5: Solve for x
    x = 18,372,221,566,083.65/7,113,235.17
  6. Step 6: Final answer
    x = 2,582,822.18

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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.