Home / 10,012,883.93-13,818,051.52-5,662,620.77

Finding the Fourth Proportional to 10,012,883.93, 13,818,051.52 and 5,662,620.77

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Solution

The fourth proportional to 10,012,883.93, 13,818,051.52 and 5,662,620.77 is: 7,814,570.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012,883.93 : 13,818,051.52 = 5,662,620.77 : x
  2. Step 2: Convert to fraction form
    10,012,883.93/13,818,051.52 = 5,662,620.77/x
  3. Step 3: Cross multiply
    10,012,883.93x = 13,818,051.52 × 5,662,620.77
  4. Step 4: Simplify right side
    10,012,883.93x = 78,246,385,563,463.42
  5. Step 5: Solve for x
    x = 78,246,385,563,463.42/10,012,883.93
  6. Step 6: Final answer
    x = 7,814,570.32

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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.