Home / 9,770,638.84-13,485,095.58-5,421,124.60

Finding the Fourth Proportional to 9,770,638.84, 13,485,095.58 and 5,421,124.60

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Solution

The fourth proportional to 9,770,638.84, 13,485,095.58 and 5,421,124.60 is: 7,482,047.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,770,638.84 : 13,485,095.58 = 5,421,124.60 : x
  2. Step 2: Convert to fraction form
    9,770,638.84/13,485,095.58 = 5,421,124.60/x
  3. Step 3: Cross multiply
    9,770,638.84x = 13,485,095.58 × 5,421,124.60
  4. Step 4: Simplify right side
    9,770,638.84x = 73,104,383,382,089.27
  5. Step 5: Solve for x
    x = 73,104,383,382,089.27/9,770,638.84
  6. Step 6: Final answer
    x = 7,482,047.45

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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.