Home / 9,710,670.63-13,400,725.47-5,418,318.63

Finding the Fourth Proportional to 9,710,670.63, 13,400,725.47 and 5,418,318.63

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Solution

The fourth proportional to 9,710,670.63, 13,400,725.47 and 5,418,318.63 is: 7,477,279.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,710,670.63 : 13,400,725.47 = 5,418,318.63 : x
  2. Step 2: Convert to fraction form
    9,710,670.63/13,400,725.47 = 5,418,318.63/x
  3. Step 3: Cross multiply
    9,710,670.63x = 13,400,725.47 × 5,418,318.63
  4. Step 4: Simplify right side
    9,710,670.63x = 72,609,400,469,616.52
  5. Step 5: Solve for x
    x = 72,609,400,469,616.52/9,710,670.63
  6. Step 6: Final answer
    x = 7,477,279.71

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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.