Home / 7,122,454.13-9,828,995.34-3,859,266.29

Finding the Fourth Proportional to 7,122,454.13, 9,828,995.34 and 3,859,266.29

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Solution

The fourth proportional to 7,122,454.13, 9,828,995.34 and 3,859,266.29 is: 5,325,792.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,122,454.13 : 9,828,995.34 = 3,859,266.29 : x
  2. Step 2: Convert to fraction form
    7,122,454.13/9,828,995.34 = 3,859,266.29/x
  3. Step 3: Cross multiply
    7,122,454.13x = 9,828,995.34 × 3,859,266.29
  4. Step 4: Simplify right side
    7,122,454.13x = 37,932,710,331,084.11
  5. Step 5: Solve for x
    x = 37,932,710,331,084.11/7,122,454.13
  6. Step 6: Final answer
    x = 5,325,792.16

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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.