Home / 18,792,485.41-25,937,266.89-12,254,764.69

Finding the Fourth Proportional to 18,792,485.41, 25,937,266.89 and 12,254,764.69

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Solution

The fourth proportional to 18,792,485.41, 25,937,266.89 and 12,254,764.69 is: 16,913,947.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,792,485.41 : 25,937,266.89 = 12,254,764.69 : x
  2. Step 2: Convert to fraction form
    18,792,485.41/25,937,266.89 = 12,254,764.69/x
  3. Step 3: Cross multiply
    18,792,485.41x = 25,937,266.89 × 12,254,764.69
  4. Step 4: Simplify right side
    18,792,485.41x = 317,855,102,438,678.12
  5. Step 5: Solve for x
    x = 317,855,102,438,678.12/18,792,485.41
  6. Step 6: Final answer
    x = 16,913,947.01

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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.