Home / 18,866,967.76-26,036,503.68-10,718,652.88

Finding the Fourth Proportional to 18,866,967.76, 26,036,503.68 and 10,718,652.88

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Solution

The fourth proportional to 18,866,967.76, 26,036,503.68 and 10,718,652.88 is: 14,791,791.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,866,967.76 : 26,036,503.68 = 10,718,652.88 : x
  2. Step 2: Convert to fraction form
    18,866,967.76/26,036,503.68 = 10,718,652.88/x
  3. Step 3: Cross multiply
    18,866,967.76x = 26,036,503.68 × 10,718,652.88
  4. Step 4: Simplify right side
    18,866,967.76x = 279,076,245,154,762.62
  5. Step 5: Solve for x
    x = 279,076,245,154,762.62/18,866,967.76
  6. Step 6: Final answer
    x = 14,791,791.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.