Home / 42,773,278.33-64,157,260.29-13,626,396.69

Finding the Fourth Proportional to 42,773,278.33, 64,157,260.29 and 13,626,396.69

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Solution

The fourth proportional to 42,773,278.33, 64,157,260.29 and 13,626,396.69 is: 20,438,748.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,773,278.33 : 64,157,260.29 = 13,626,396.69 : x
  2. Step 2: Convert to fraction form
    42,773,278.33/64,157,260.29 = 13,626,396.69/x
  3. Step 3: Cross multiply
    42,773,278.33x = 64,157,260.29 × 13,626,396.69
  4. Step 4: Simplify right side
    42,773,278.33x = 874,232,278,963,435.75
  5. Step 5: Solve for x
    x = 874,232,278,963,435.75/42,773,278.33
  6. Step 6: Final answer
    x = 20,438,748.51

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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.