Home / 30,566,841.09-42,242,762.97-25,051,516.86

Finding the Fourth Proportional to 30,566,841.09, 42,242,762.97 and 25,051,516.86

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Solution

The fourth proportional to 30,566,841.09, 42,242,762.97 and 25,051,516.86 is: 34,620,695.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,566,841.09 : 42,242,762.97 = 25,051,516.86 : x
  2. Step 2: Convert to fraction form
    30,566,841.09/42,242,762.97 = 25,051,516.86/x
  3. Step 3: Cross multiply
    30,566,841.09x = 42,242,762.97 × 25,051,516.86
  4. Step 4: Simplify right side
    30,566,841.09x = 1,058,245,288,818,567.38
  5. Step 5: Solve for x
    x = 1,058,245,288,818,567.38/30,566,841.09
  6. Step 6: Final answer
    x = 34,620,695.21

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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.