Home / 18,923,840.79-26,114,911.72-10,222,017.24

Finding the Fourth Proportional to 18,923,840.79, 26,114,911.72 and 10,222,017.24

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Solution

The fourth proportional to 18,923,840.79, 26,114,911.72 and 10,222,017.24 is: 14,106,389.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923,840.79 : 26,114,911.72 = 10,222,017.24 : x
  2. Step 2: Convert to fraction form
    18,923,840.79/26,114,911.72 = 10,222,017.24/x
  3. Step 3: Cross multiply
    18,923,840.79x = 26,114,911.72 × 10,222,017.24
  4. Step 4: Simplify right side
    18,923,840.79x = 266,947,077,822,918.03
  5. Step 5: Solve for x
    x = 266,947,077,822,918.03/18,923,840.79
  6. Step 6: Final answer
    x = 14,106,389.97

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1.5x scale

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.