Home / 43,038,354.21-64,566,701.67-13,893,849.51

Finding the Fourth Proportional to 43,038,354.21, 64,566,701.67 and 13,893,849.51

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Solution

The fourth proportional to 43,038,354.21, 64,566,701.67 and 13,893,849.51 is: 20,843,734.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,038,354.21 : 64,566,701.67 = 13,893,849.51 : x
  2. Step 2: Convert to fraction form
    43,038,354.21/64,566,701.67 = 13,893,849.51/x
  3. Step 3: Cross multiply
    43,038,354.21x = 64,566,701.67 × 13,893,849.51
  4. Step 4: Simplify right side
    43,038,354.21x = 897,080,036,170,022.38
  5. Step 5: Solve for x
    x = 897,080,036,170,022.38/43,038,354.21
  6. Step 6: Final answer
    x = 20,843,734.68

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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.