Home / 25,390,897.13-38,031,622.79-17,148,213.72

Finding the Fourth Proportional to 25,390,897.13, 38,031,622.79 and 17,148,213.72

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Solution

The fourth proportional to 25,390,897.13, 38,031,622.79 and 17,148,213.72 is: 25,685,362.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,390,897.13 : 38,031,622.79 = 17,148,213.72 : x
  2. Step 2: Convert to fraction form
    25,390,897.13/38,031,622.79 = 17,148,213.72/x
  3. Step 3: Cross multiply
    25,390,897.13x = 38,031,622.79 × 17,148,213.72
  4. Step 4: Simplify right side
    25,390,897.13x = 652,174,395,635,601.50
  5. Step 5: Solve for x
    x = 652,174,395,635,601.50/25,390,897.13
  6. Step 6: Final answer
    x = 25,685,362.45

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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.