Home / 55,620,341.17-76,749,014.85-30,495,839.26

Finding the Fourth Proportional to 55,620,341.17, 76,749,014.85 and 30,495,839.26

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Solution

The fourth proportional to 55,620,341.17, 76,749,014.85 and 30,495,839.26 is: 42,080,389.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,620,341.17 : 76,749,014.85 = 30,495,839.26 : x
  2. Step 2: Convert to fraction form
    55,620,341.17/76,749,014.85 = 30,495,839.26/x
  3. Step 3: Cross multiply
    55,620,341.17x = 76,749,014.85 × 30,495,839.26
  4. Step 4: Simplify right side
    55,620,341.17x = 2,340,525,620,228,953
  5. Step 5: Solve for x
    x = 2,340,525,620,228,953/55,620,341.17
  6. Step 6: Final answer
    x = 42,080,389.49

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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.