Home / 15,330,097.50-21,155,555.55-8,360,791.89

Finding the Fourth Proportional to 15,330,097.50, 21,155,555.55 and 8,360,791.89

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Solution

The fourth proportional to 15,330,097.50, 21,155,555.55 and 8,360,791.89 is: 11,537,904.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,330,097.50 : 21,155,555.55 = 8,360,791.89 : x
  2. Step 2: Convert to fraction form
    15,330,097.50/21,155,555.55 = 8,360,791.89/x
  3. Step 3: Cross multiply
    15,330,097.50x = 21,155,555.55 × 8,360,791.89
  4. Step 4: Simplify right side
    15,330,097.50x = 176,877,197,270,884.50
  5. Step 5: Solve for x
    x = 176,877,197,270,884.50/15,330,097.50
  6. Step 6: Final answer
    x = 11,537,904.26

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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.