Home / 39,050,109.40-53,885,529.28-21,644,973.60

Finding the Fourth Proportional to 39,050,109.40, 53,885,529.28 and 21,644,973.60

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Solution

The fourth proportional to 39,050,109.40, 53,885,529.28 and 21,644,973.60 is: 29,868,056.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,050,109.40 : 53,885,529.28 = 21,644,973.60 : x
  2. Step 2: Convert to fraction form
    39,050,109.40/53,885,529.28 = 21,644,973.60/x
  3. Step 3: Cross multiply
    39,050,109.40x = 53,885,529.28 × 21,644,973.60
  4. Step 4: Simplify right side
    39,050,109.40x = 1,166,350,858,687,627
  5. Step 5: Solve for x
    x = 1,166,350,858,687,627/39,050,109.40
  6. Step 6: Final answer
    x = 29,868,056.11

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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.