Home / 21,967,628.68-32,956,931.49-15,503,325.76

Finding the Fourth Proportional to 21,967,628.68, 32,956,931.49 and 15,503,325.76

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Solution

The fourth proportional to 21,967,628.68, 32,956,931.49 and 15,503,325.76 is: 23,258,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,967,628.68 : 32,956,931.49 = 15,503,325.76 : x
  2. Step 2: Convert to fraction form
    21,967,628.68/32,956,931.49 = 15,503,325.76/x
  3. Step 3: Cross multiply
    21,967,628.68x = 32,956,931.49 × 15,503,325.76
  4. Step 4: Simplify right side
    21,967,628.68x = 510,942,044,939,472.12
  5. Step 5: Solve for x
    x = 510,942,044,939,472.12/21,967,628.68
  6. Step 6: Final answer
    x = 23,258,862.05

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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.