Home / 19,208,345.61-28,831,995.86-17,033,870.30

Finding the Fourth Proportional to 19,208,345.61, 28,831,995.86 and 17,033,870.30

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Solution

The fourth proportional to 19,208,345.61, 28,831,995.86 and 17,033,870.30 is: 25,568,077.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,208,345.61 : 28,831,995.86 = 17,033,870.30 : x
  2. Step 2: Convert to fraction form
    19,208,345.61/28,831,995.86 = 17,033,870.30/x
  3. Step 3: Cross multiply
    19,208,345.61x = 28,831,995.86 × 17,033,870.30
  4. Step 4: Simplify right side
    19,208,345.61x = 491,120,477,969,377
  5. Step 5: Solve for x
    x = 491,120,477,969,377/19,208,345.61
  6. Step 6: Final answer
    x = 25,568,077.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.