Home / 38,584,401.23-53,245,095.93-21,838,781.39

Finding the Fourth Proportional to 38,584,401.23, 53,245,095.93 and 21,838,781.39

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Solution

The fourth proportional to 38,584,401.23, 53,245,095.93 and 21,838,781.39 is: 30,136,738.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,584,401.23 : 53,245,095.93 = 21,838,781.39 : x
  2. Step 2: Convert to fraction form
    38,584,401.23/53,245,095.93 = 21,838,781.39/x
  3. Step 3: Cross multiply
    38,584,401.23x = 53,245,095.93 × 21,838,781.39
  4. Step 4: Simplify right side
    38,584,401.23x = 1,162,808,009,838,623.25
  5. Step 5: Solve for x
    x = 1,162,808,009,838,623.25/38,584,401.23
  6. Step 6: Final answer
    x = 30,136,738.49

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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.