Home / 51,637,352.07-71,260,823.71-28,117,178.22

Finding the Fourth Proportional to 51,637,352.07, 71,260,823.71 and 28,117,178.22

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Solution

The fourth proportional to 51,637,352.07, 71,260,823.71 and 28,117,178.22 is: 38,802,401.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,637,352.07 : 71,260,823.71 = 28,117,178.22 : x
  2. Step 2: Convert to fraction form
    51,637,352.07/71,260,823.71 = 28,117,178.22/x
  3. Step 3: Cross multiply
    51,637,352.07x = 71,260,823.71 × 28,117,178.22
  4. Step 4: Simplify right side
    51,637,352.07x = 2,003,653,280,358,071.25
  5. Step 5: Solve for x
    x = 2,003,653,280,358,071.25/51,637,352.07
  6. Step 6: Final answer
    x = 38,802,401.75

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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.