Home / 9,065,897.80-13,609,344.30-5,475,718.60

Finding the Fourth Proportional to 9,065,897.80, 13,609,344.30 and 5,475,718.60

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Solution

The fourth proportional to 9,065,897.80, 13,609,344.30 and 5,475,718.60 is: 8,219,918.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,065,897.80 : 13,609,344.30 = 5,475,718.60 : x
  2. Step 2: Convert to fraction form
    9,065,897.80/13,609,344.30 = 5,475,718.60/x
  3. Step 3: Cross multiply
    9,065,897.80x = 13,609,344.30 × 5,475,718.60
  4. Step 4: Simplify right side
    9,065,897.80x = 74,520,939,717,313.98
  5. Step 5: Solve for x
    x = 74,520,939,717,313.98/9,065,897.80
  6. Step 6: Final answer
    x = 8,219,918.35

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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.