Home / 7,352,109.18-11,026,290.85-5,213,225.31

Finding the Fourth Proportional to 7,352,109.18, 11,026,290.85 and 5,213,225.31

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Solution

The fourth proportional to 7,352,109.18, 11,026,290.85 and 5,213,225.31 is: 7,818,509.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352,109.18 : 11,026,290.85 = 5,213,225.31 : x
  2. Step 2: Convert to fraction form
    7,352,109.18/11,026,290.85 = 5,213,225.31/x
  3. Step 3: Cross multiply
    7,352,109.18x = 11,026,290.85 × 5,213,225.31
  4. Step 4: Simplify right side
    7,352,109.18x = 57,482,538,480,259.77
  5. Step 5: Solve for x
    x = 57,482,538,480,259.77/7,352,109.18
  6. Step 6: Final answer
    x = 7,818,509.91

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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.