Home / 6,455,338.02-8,907,689.16-3,663,572.31

Finding the Fourth Proportional to 6,455,338.02, 8,907,689.16 and 3,663,572.31

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Solution

The fourth proportional to 6,455,338.02, 8,907,689.16 and 3,663,572.31 is: 5,055,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455,338.02 : 8,907,689.16 = 3,663,572.31 : x
  2. Step 2: Convert to fraction form
    6,455,338.02/8,907,689.16 = 3,663,572.31/x
  3. Step 3: Cross multiply
    6,455,338.02x = 8,907,689.16 × 3,663,572.31
  4. Step 4: Simplify right side
    6,455,338.02x = 32,633,963,352,663.16
  5. Step 5: Solve for x
    x = 32,633,963,352,663.16/6,455,338.02
  6. Step 6: Final answer
    x = 5,055,345.40

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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.