Home / 13,572,023.85-18,738,411.75-10,426,685.54

Finding the Fourth Proportional to 13,572,023.85, 18,738,411.75 and 10,426,685.54

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Solution

The fourth proportional to 13,572,023.85, 18,738,411.75 and 10,426,685.54 is: 14,395,754.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,572,023.85 : 18,738,411.75 = 10,426,685.54 : x
  2. Step 2: Convert to fraction form
    13,572,023.85/18,738,411.75 = 10,426,685.54/x
  3. Step 3: Cross multiply
    13,572,023.85x = 18,738,411.75 × 10,426,685.54
  4. Step 4: Simplify right side
    13,572,023.85x = 195,379,526,742,599.03
  5. Step 5: Solve for x
    x = 195,379,526,742,599.03/13,572,023.85
  6. Step 6: Final answer
    x = 14,395,754.75

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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.