Home / 7,116,607.36-9,820,924.14-3,853,423.81

Finding the Fourth Proportional to 7,116,607.36, 9,820,924.14 and 3,853,423.81

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Solution

The fourth proportional to 7,116,607.36, 9,820,924.14 and 3,853,423.81 is: 5,317,728.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116,607.36 : 9,820,924.14 = 3,853,423.81 : x
  2. Step 2: Convert to fraction form
    7,116,607.36/9,820,924.14 = 3,853,423.81/x
  3. Step 3: Cross multiply
    7,116,607.36x = 9,820,924.14 × 3,853,423.81
  4. Step 4: Simplify right side
    7,116,607.36x = 37,844,182,917,279.77
  5. Step 5: Solve for x
    x = 37,844,182,917,279.77/7,116,607.36
  6. Step 6: Final answer
    x = 5,317,728.10

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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.