Home / 19,239,756.58-26,550,878.40-10,419,276.32

Finding the Fourth Proportional to 19,239,756.58, 26,550,878.40 and 10,419,276.32

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Solution

The fourth proportional to 19,239,756.58, 26,550,878.40 and 10,419,276.32 is: 14,378,609.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,239,756.58 : 26,550,878.40 = 10,419,276.32 : x
  2. Step 2: Convert to fraction form
    19,239,756.58/26,550,878.40 = 10,419,276.32/x
  3. Step 3: Cross multiply
    19,239,756.58x = 26,550,878.40 × 10,419,276.32
  4. Step 4: Simplify right side
    19,239,756.58x = 276,640,938,588,319.47
  5. Step 5: Solve for x
    x = 276,640,938,588,319.47/19,239,756.58
  6. Step 6: Final answer
    x = 14,378,609.08

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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.