Home / 11,159,907.04-15,402,352.56-6,811,520.22

Finding the Fourth Proportional to 11,159,907.04, 15,402,352.56 and 6,811,520.22

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Solution

The fourth proportional to 11,159,907.04, 15,402,352.56 and 6,811,520.22 is: 9,400,923.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,159,907.04 : 15,402,352.56 = 6,811,520.22 : x
  2. Step 2: Convert to fraction form
    11,159,907.04/15,402,352.56 = 6,811,520.22/x
  3. Step 3: Cross multiply
    11,159,907.04x = 15,402,352.56 × 6,811,520.22
  4. Step 4: Simplify right side
    11,159,907.04x = 104,913,435,898,008.77
  5. Step 5: Solve for x
    x = 104,913,435,898,008.77/11,159,907.04
  6. Step 6: Final answer
    x = 9,400,923.82

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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.