Home / 18,411,622.40-25,402,400.53-10,675,111.52

Finding the Fourth Proportional to 18,411,622.40, 25,402,400.53 and 10,675,111.52

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Solution

The fourth proportional to 18,411,622.40, 25,402,400.53 and 10,675,111.52 is: 14,728,384.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,411,622.40 : 25,402,400.53 = 10,675,111.52 : x
  2. Step 2: Convert to fraction form
    18,411,622.40/25,402,400.53 = 10,675,111.52/x
  3. Step 3: Cross multiply
    18,411,622.40x = 25,402,400.53 × 10,675,111.52
  4. Step 4: Simplify right side
    18,411,622.40x = 271,173,458,379,757.34
  5. Step 5: Solve for x
    x = 271,173,458,379,757.34/18,411,622.40
  6. Step 6: Final answer
    x = 14,728,384.74

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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.