Home / 15,481,242.39-23,221,937.90-4,698,636.80

Finding the Fourth Proportional to 15,481,242.39, 23,221,937.90 and 4,698,636.80

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Solution

The fourth proportional to 15,481,242.39, 23,221,937.90 and 4,698,636.80 is: 7,047,977.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,481,242.39 : 23,221,937.90 = 4,698,636.80 : x
  2. Step 2: Convert to fraction form
    15,481,242.39/23,221,937.90 = 4,698,636.80/x
  3. Step 3: Cross multiply
    15,481,242.39x = 23,221,937.90 × 4,698,636.80
  4. Step 4: Simplify right side
    15,481,242.39x = 109,111,452,054,056.16
  5. Step 5: Solve for x
    x = 109,111,452,054,056.16/15,481,242.39
  6. Step 6: Final answer
    x = 7,047,977.76

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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.