Home / 9,976,885.40-13,768,574.33-5,625,878.26

Finding the Fourth Proportional to 9,976,885.40, 13,768,574.33 and 5,625,878.26

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Solution

The fourth proportional to 9,976,885.40, 13,768,574.33 and 5,625,878.26 is: 7,763,978.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976,885.40 : 13,768,574.33 = 5,625,878.26 : x
  2. Step 2: Convert to fraction form
    9,976,885.40/13,768,574.33 = 5,625,878.26/x
  3. Step 3: Cross multiply
    9,976,885.40x = 13,768,574.33 × 5,625,878.26
  4. Step 4: Simplify right side
    9,976,885.40x = 77,460,322,994,341.06
  5. Step 5: Solve for x
    x = 77,460,322,994,341.06/9,976,885.40
  6. Step 6: Final answer
    x = 7,763,978.43

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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.