Home / 7,136,397.61-9,848,238.43-3,873,212.39

Finding the Fourth Proportional to 7,136,397.61, 9,848,238.43 and 3,873,212.39

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Solution

The fourth proportional to 7,136,397.61, 9,848,238.43 and 3,873,212.39 is: 5,345,038.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,397.61 : 9,848,238.43 = 3,873,212.39 : x
  2. Step 2: Convert to fraction form
    7,136,397.61/9,848,238.43 = 3,873,212.39/x
  3. Step 3: Cross multiply
    7,136,397.61x = 9,848,238.43 × 3,873,212.39
  4. Step 4: Simplify right side
    7,136,397.61x = 38,144,319,106,750.15
  5. Step 5: Solve for x
    x = 38,144,319,106,750.15/7,136,397.61
  6. Step 6: Final answer
    x = 5,345,038.38

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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.