Home / 5,298,851.10-7,312,590.95-2,976,152.31

Finding the Fourth Proportional to 5,298,851.10, 7,312,590.95 and 2,976,152.31

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Solution

The fourth proportional to 5,298,851.10, 7,312,590.95 and 2,976,152.31 is: 4,107,189.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,851.10 : 7,312,590.95 = 2,976,152.31 : x
  2. Step 2: Convert to fraction form
    5,298,851.10/7,312,590.95 = 2,976,152.31/x
  3. Step 3: Cross multiply
    5,298,851.10x = 7,312,590.95 × 2,976,152.31
  4. Step 4: Simplify right side
    5,298,851.10x = 21,763,384,433,046.84
  5. Step 5: Solve for x
    x = 21,763,384,433,046.84/5,298,851.10
  6. Step 6: Final answer
    x = 4,107,189.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.