Home / 34,203,111.80-47,201,057.98-19,518,485.72

Finding the Fourth Proportional to 34,203,111.80, 47,201,057.98 and 19,518,485.72

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Solution

The fourth proportional to 34,203,111.80, 47,201,057.98 and 19,518,485.72 is: 26,935,946.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,203,111.80 : 47,201,057.98 = 19,518,485.72 : x
  2. Step 2: Convert to fraction form
    34,203,111.80/47,201,057.98 = 19,518,485.72/x
  3. Step 3: Cross multiply
    34,203,111.80x = 47,201,057.98 × 19,518,485.72
  4. Step 4: Simplify right side
    34,203,111.80x = 921,293,175,866,720.50
  5. Step 5: Solve for x
    x = 921,293,175,866,720.50/34,203,111.80
  6. Step 6: Final answer
    x = 26,935,946.10

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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.