Home / 45,294,052.77-67,935,991.21-12,509,282.39

Finding the Fourth Proportional to 45,294,052.77, 67,935,991.21 and 12,509,282.39

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Solution

The fourth proportional to 45,294,052.77, 67,935,991.21 and 12,509,282.39 is: 18,762,518.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,294,052.77 : 67,935,991.21 = 12,509,282.39 : x
  2. Step 2: Convert to fraction form
    45,294,052.77/67,935,991.21 = 12,509,282.39/x
  3. Step 3: Cross multiply
    45,294,052.77x = 67,935,991.21 × 12,509,282.39
  4. Step 4: Simplify right side
    45,294,052.77x = 849,830,498,119,494.62
  5. Step 5: Solve for x
    x = 849,830,498,119,494.62/45,294,052.77
  6. Step 6: Final answer
    x = 18,762,518.39

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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.