Home / 10,226,166.40-14,112,402.72-5,642,783.04

Finding the Fourth Proportional to 10,226,166.40, 14,112,402.72 and 5,642,783.04

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Solution

The fourth proportional to 10,226,166.40, 14,112,402.72 and 5,642,783.04 is: 7,787,202.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226,166.40 : 14,112,402.72 = 5,642,783.04 : x
  2. Step 2: Convert to fraction form
    10,226,166.40/14,112,402.72 = 5,642,783.04/x
  3. Step 3: Cross multiply
    10,226,166.40x = 14,112,402.72 × 5,642,783.04
  4. Step 4: Simplify right side
    10,226,166.40x = 79,633,226,722,065.88
  5. Step 5: Solve for x
    x = 79,633,226,722,065.88/10,226,166.40
  6. Step 6: Final answer
    x = 7,787,202.32

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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.