Home / 43,017,561.60-64,526,342.40-39,732,979.20

Finding the Fourth Proportional to 43,017,561.60, 64,526,342.40 and 39,732,979.20

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Solution

The fourth proportional to 43,017,561.60, 64,526,342.40 and 39,732,979.20 is: 59,599,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,017,561.60 : 64,526,342.40 = 39,732,979.20 : x
  2. Step 2: Convert to fraction form
    43,017,561.60/64,526,342.40 = 39,732,979.20/x
  3. Step 3: Cross multiply
    43,017,561.60x = 64,526,342.40 × 39,732,979.20
  4. Step 4: Simplify right side
    43,017,561.60x = 2,563,823,820,431,278
  5. Step 5: Solve for x
    x = 2,563,823,820,431,278/43,017,561.60
  6. Step 6: Final answer
    x = 59,599,468.80

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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.