Home / 42,704,024.51-64,042,788.33-15,406,768.68

Finding the Fourth Proportional to 42,704,024.51, 64,042,788.33 and 15,406,768.68

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Solution

The fourth proportional to 42,704,024.51, 64,042,788.33 and 15,406,768.68 is: 23,105,373.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,704,024.51 : 64,042,788.33 = 15,406,768.68 : x
  2. Step 2: Convert to fraction form
    42,704,024.51/64,042,788.33 = 15,406,768.68/x
  3. Step 3: Cross multiply
    42,704,024.51x = 64,042,788.33 × 15,406,768.68
  4. Step 4: Simplify right side
    42,704,024.51x = 986,692,425,422,513.50
  5. Step 5: Solve for x
    x = 986,692,425,422,513.50/42,704,024.51
  6. Step 6: Final answer
    x = 23,105,373.25

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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.