Home / 9,288,530.49-13,929,252.80-4,429,978.77

Finding the Fourth Proportional to 9,288,530.49, 13,929,252.80 and 4,429,978.77

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Solution

The fourth proportional to 9,288,530.49, 13,929,252.80 and 4,429,978.77 is: 6,643,278.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288,530.49 : 13,929,252.80 = 4,429,978.77 : x
  2. Step 2: Convert to fraction form
    9,288,530.49/13,929,252.80 = 4,429,978.77/x
  3. Step 3: Cross multiply
    9,288,530.49x = 13,929,252.80 × 4,429,978.77
  4. Step 4: Simplify right side
    9,288,530.49x = 61,706,294,163,813.16
  5. Step 5: Solve for x
    x = 61,706,294,163,813.16/9,288,530.49
  6. Step 6: Final answer
    x = 6,643,278.42

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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.