Home / 28,934,853.62-39,963,237.71-19,055,897.60

Finding the Fourth Proportional to 28,934,853.62, 39,963,237.71 and 19,055,897.60

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Solution

The fourth proportional to 28,934,853.62, 39,963,237.71 and 19,055,897.60 is: 26,318,963.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,934,853.62 : 39,963,237.71 = 19,055,897.60 : x
  2. Step 2: Convert to fraction form
    28,934,853.62/39,963,237.71 = 19,055,897.60/x
  3. Step 3: Cross multiply
    28,934,853.62x = 39,963,237.71 × 19,055,897.60
  4. Step 4: Simplify right side
    28,934,853.62x = 761,535,365,271,122.75
  5. Step 5: Solve for x
    x = 761,535,365,271,122.75/28,934,853.62
  6. Step 6: Final answer
    x = 26,318,963.81

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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.