Home / 7,339,345-10,127,703.49-4,242,069

Finding the Fourth Proportional to 7,339,345, 10,127,703.49 and 4,242,069

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Solution

The fourth proportional to 7,339,345, 10,127,703.49 and 4,242,069 is: 5,853,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339,345 : 10,127,703.49 = 4,242,069 : x
  2. Step 2: Convert to fraction form
    7,339,345/10,127,703.49 = 4,242,069/x
  3. Step 3: Cross multiply
    7,339,345x = 10,127,703.49 × 4,242,069
  4. Step 4: Simplify right side
    7,339,345x = 42,962,417,016,120.81
  5. Step 5: Solve for x
    x = 42,962,417,016,120.81/7,339,345
  6. Step 6: Final answer
    x = 5,853,712.70

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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.