Home / 9,708,702.63-13,398,331.22-5,298,669.06

Finding the Fourth Proportional to 9,708,702.63, 13,398,331.22 and 5,298,669.06

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Solution

The fourth proportional to 9,708,702.63, 13,398,331.22 and 5,298,669.06 is: 7,312,338.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,708,702.63 : 13,398,331.22 = 5,298,669.06 : x
  2. Step 2: Convert to fraction form
    9,708,702.63/13,398,331.22 = 5,298,669.06/x
  3. Step 3: Cross multiply
    9,708,702.63x = 13,398,331.22 × 5,298,669.06
  4. Step 4: Simplify right side
    9,708,702.63x = 70,993,323,091,046.05
  5. Step 5: Solve for x
    x = 70,993,323,091,046.05/9,708,702.63
  6. Step 6: Final answer
    x = 7,312,338.82

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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.