Home / 39,074,703.35-53,924,890.79-21,670,011.41

Finding the Fourth Proportional to 39,074,703.35, 53,924,890.79 and 21,670,011.41

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Solution

The fourth proportional to 39,074,703.35, 53,924,890.79 and 21,670,011.41 is: 29,905,614.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,074,703.35 : 53,924,890.79 = 21,670,011.41 : x
  2. Step 2: Convert to fraction form
    39,074,703.35/53,924,890.79 = 21,670,011.41/x
  3. Step 3: Cross multiply
    39,074,703.35x = 53,924,890.79 × 21,670,011.41
  4. Step 4: Simplify right side
    39,074,703.35x = 1,168,552,998,486,854.50
  5. Step 5: Solve for x
    x = 1,168,552,998,486,854.50/39,074,703.35
  6. Step 6: Final answer
    x = 29,905,614.08

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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.