Home / 19,055,688.78-26,296,947.93-10,353,883.68

Finding the Fourth Proportional to 19,055,688.78, 26,296,947.93 and 10,353,883.68

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Solution

The fourth proportional to 19,055,688.78, 26,296,947.93 and 10,353,883.68 is: 14,288,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055,688.78 : 26,296,947.93 = 10,353,883.68 : x
  2. Step 2: Convert to fraction form
    19,055,688.78/26,296,947.93 = 10,353,883.68/x
  3. Step 3: Cross multiply
    19,055,688.78x = 26,296,947.93 × 10,353,883.68
  4. Step 4: Simplify right side
    19,055,688.78x = 272,275,539,874,752.06
  5. Step 5: Solve for x
    x = 272,275,539,874,752.06/19,055,688.78
  6. Step 6: Final answer
    x = 14,288,412.40

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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.