Home / 19,159,117-26,439,581.46-13,058,203.48

Finding the Fourth Proportional to 19,159,117, 26,439,581.46 and 13,058,203.48

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Solution

The fourth proportional to 19,159,117, 26,439,581.46 and 13,058,203.48 is: 18,020,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,159,117 : 26,439,581.46 = 13,058,203.48 : x
  2. Step 2: Convert to fraction form
    19,159,117/26,439,581.46 = 13,058,203.48/x
  3. Step 3: Cross multiply
    19,159,117x = 26,439,581.46 × 13,058,203.48
  4. Step 4: Simplify right side
    19,159,117x = 345,253,434,630,715.50
  5. Step 5: Solve for x
    x = 345,253,434,630,715.50/19,159,117
  6. Step 6: Final answer
    x = 18,020,320.80

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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.