Home / 37,615,929.68-51,909,937.08-21,935,586.80

Finding the Fourth Proportional to 37,615,929.68, 51,909,937.08 and 21,935,586.80

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Solution

The fourth proportional to 37,615,929.68, 51,909,937.08 and 21,935,586.80 is: 30,271,083.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,615,929.68 : 51,909,937.08 = 21,935,586.80 : x
  2. Step 2: Convert to fraction form
    37,615,929.68/51,909,937.08 = 21,935,586.80/x
  3. Step 3: Cross multiply
    37,615,929.68x = 51,909,937.08 × 21,935,586.80
  4. Step 4: Simplify right side
    37,615,929.68x = 1,138,674,930,600,878.50
  5. Step 5: Solve for x
    x = 1,138,674,930,600,878.50/37,615,929.68
  6. Step 6: Final answer
    x = 30,271,083.03

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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.