Home / 12,711,853.41-19,076,178.24-5,980,792.29

Finding the Fourth Proportional to 12,711,853.41, 19,076,178.24 and 5,980,792.29

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Solution

The fourth proportional to 12,711,853.41, 19,076,178.24 and 5,980,792.29 is: 8,975,139.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,711,853.41 : 19,076,178.24 = 5,980,792.29 : x
  2. Step 2: Convert to fraction form
    12,711,853.41/19,076,178.24 = 5,980,792.29/x
  3. Step 3: Cross multiply
    12,711,853.41x = 19,076,178.24 × 5,980,792.29
  4. Step 4: Simplify right side
    12,711,853.41x = 114,090,659,740,457.77
  5. Step 5: Solve for x
    x = 114,090,659,740,457.77/12,711,853.41
  6. Step 6: Final answer
    x = 8,975,139.66

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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.