Home / 34,438,657.85-47,525,345.17-18,968,742.49

Finding the Fourth Proportional to 34,438,657.85, 47,525,345.17 and 18,968,742.49

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Solution

The fourth proportional to 34,438,657.85, 47,525,345.17 and 18,968,742.49 is: 26,176,863.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,438,657.85 : 47,525,345.17 = 18,968,742.49 : x
  2. Step 2: Convert to fraction form
    34,438,657.85/47,525,345.17 = 18,968,742.49/x
  3. Step 3: Cross multiply
    34,438,657.85x = 47,525,345.17 × 18,968,742.49
  4. Step 4: Simplify right side
    34,438,657.85x = 901,496,034,307,669.12
  5. Step 5: Solve for x
    x = 901,496,034,307,669.12/34,438,657.85
  6. Step 6: Final answer
    x = 26,176,863.17

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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.