Home / 19,319,142.56-26,661,055.92-10,617,623.60

Finding the Fourth Proportional to 19,319,142.56, 26,661,055.92 and 10,617,623.60

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Solution

The fourth proportional to 19,319,142.56, 26,661,055.92 and 10,617,623.60 is: 14,652,671.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,319,142.56 : 26,661,055.92 = 10,617,623.60 : x
  2. Step 2: Convert to fraction form
    19,319,142.56/26,661,055.92 = 10,617,623.60/x
  3. Step 3: Cross multiply
    19,319,142.56x = 26,661,055.92 × 10,617,623.60
  4. Step 4: Simplify right side
    19,319,142.56x = 283,077,056,537,111.75
  5. Step 5: Solve for x
    x = 283,077,056,537,111.75/19,319,142.56
  6. Step 6: Final answer
    x = 14,652,671.86

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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.