Home / 15,623,880.55-21,556,290.85-10,108,519.40

Finding the Fourth Proportional to 15,623,880.55, 21,556,290.85 and 10,108,519.40

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Solution

The fourth proportional to 15,623,880.55, 21,556,290.85 and 10,108,519.40 is: 13,946,739.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,623,880.55 : 21,556,290.85 = 10,108,519.40 : x
  2. Step 2: Convert to fraction form
    15,623,880.55/21,556,290.85 = 10,108,519.40/x
  3. Step 3: Cross multiply
    15,623,880.55x = 21,556,290.85 × 10,108,519.40
  4. Step 4: Simplify right side
    15,623,880.55x = 217,902,184,277,886.91
  5. Step 5: Solve for x
    x = 217,902,184,277,886.91/15,623,880.55
  6. Step 6: Final answer
    x = 13,946,739.01

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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.