Home / 19,291,417.74-26,621,443.61-10,470,679.63

Finding the Fourth Proportional to 19,291,417.74, 26,621,443.61 and 10,470,679.63

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Solution

The fourth proportional to 19,291,417.74, 26,621,443.61 and 10,470,679.63 is: 14,449,150.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,291,417.74 : 26,621,443.61 = 10,470,679.63 : x
  2. Step 2: Convert to fraction form
    19,291,417.74/26,621,443.61 = 10,470,679.63/x
  3. Step 3: Cross multiply
    19,291,417.74x = 26,621,443.61 × 10,470,679.63
  4. Step 4: Simplify right side
    19,291,417.74x = 278,744,607,229,146.16
  5. Step 5: Solve for x
    x = 278,744,607,229,146.16/19,291,417.74
  6. Step 6: Final answer
    x = 14,449,150.97

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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.