Home / 38,848,614.60-58,272,921.90-13,287,347.40

Finding the Fourth Proportional to 38,848,614.60, 58,272,921.90 and 13,287,347.40

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Solution

The fourth proportional to 38,848,614.60, 58,272,921.90 and 13,287,347.40 is: 19,931,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,848,614.60 : 58,272,921.90 = 13,287,347.40 : x
  2. Step 2: Convert to fraction form
    38,848,614.60/58,272,921.90 = 13,287,347.40/x
  3. Step 3: Cross multiply
    38,848,614.60x = 58,272,921.90 × 13,287,347.40
  4. Step 4: Simplify right side
    38,848,614.60x = 774,292,557,298,368
  5. Step 5: Solve for x
    x = 774,292,557,298,368/38,848,614.60
  6. Step 6: Final answer
    x = 19,931,021.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.