Home / 25,315,322.05-34,935,312.16-13,712,885.53

Finding the Fourth Proportional to 25,315,322.05, 34,935,312.16 and 13,712,885.53

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Solution

The fourth proportional to 25,315,322.05, 34,935,312.16 and 13,712,885.53 is: 18,923,872.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,315,322.05 : 34,935,312.16 = 13,712,885.53 : x
  2. Step 2: Convert to fraction form
    25,315,322.05/34,935,312.16 = 13,712,885.53/x
  3. Step 3: Cross multiply
    25,315,322.05x = 34,935,312.16 × 13,712,885.53
  4. Step 4: Simplify right side
    25,315,322.05x = 479,063,936,430,220.44
  5. Step 5: Solve for x
    x = 479,063,936,430,220.44/25,315,322.05
  6. Step 6: Final answer
    x = 18,923,872.89

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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.