Home / 9,860,428.80-14,790,643.20-7,173,043.20

Finding the Fourth Proportional to 9,860,428.80, 14,790,643.20 and 7,173,043.20

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Solution

The fourth proportional to 9,860,428.80, 14,790,643.20 and 7,173,043.20 is: 10,759,564.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860,428.80 : 14,790,643.20 = 7,173,043.20 : x
  2. Step 2: Convert to fraction form
    9,860,428.80/14,790,643.20 = 7,173,043.20/x
  3. Step 3: Cross multiply
    9,860,428.80x = 14,790,643.20 × 7,173,043.20
  4. Step 4: Simplify right side
    9,860,428.80x = 106,093,922,629,386.23
  5. Step 5: Solve for x
    x = 106,093,922,629,386.23/9,860,428.80
  6. Step 6: Final answer
    x = 10,759,564.80

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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.