Home / 19,488,054.47-29,218,795.68-9,884,915.60

Finding the Fourth Proportional to 19,488,054.47, 29,218,795.68 and 9,884,915.60

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Solution

The fourth proportional to 19,488,054.47, 29,218,795.68 and 9,884,915.60 is: 14,820,634.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488,054.47 : 29,218,795.68 = 9,884,915.60 : x
  2. Step 2: Convert to fraction form
    19,488,054.47/29,218,795.68 = 9,884,915.60/x
  3. Step 3: Cross multiply
    19,488,054.47x = 29,218,795.68 × 9,884,915.60
  4. Step 4: Simplify right side
    19,488,054.47x = 288,825,329,230,444.62
  5. Step 5: Solve for x
    x = 288,825,329,230,444.62/19,488,054.47
  6. Step 6: Final answer
    x = 14,820,634.34

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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.