Home / 7,640,104.82-10,547,702.48-5,065,273.18

Finding the Fourth Proportional to 7,640,104.82, 10,547,702.48 and 5,065,273.18

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Solution

The fourth proportional to 7,640,104.82, 10,547,702.48 and 5,065,273.18 is: 6,992,966.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640,104.82 : 10,547,702.48 = 5,065,273.18 : x
  2. Step 2: Convert to fraction form
    7,640,104.82/10,547,702.48 = 5,065,273.18/x
  3. Step 3: Cross multiply
    7,640,104.82x = 10,547,702.48 × 5,065,273.18
  4. Step 4: Simplify right side
    7,640,104.82x = 53,426,994,430,867.87
  5. Step 5: Solve for x
    x = 53,426,994,430,867.87/7,640,104.82
  6. Step 6: Final answer
    x = 6,992,966.15

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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.