Home / 17,938,400.40-26,907,600.60-9,876,243.60

Finding the Fourth Proportional to 17,938,400.40, 26,907,600.60 and 9,876,243.60

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Solution

The fourth proportional to 17,938,400.40, 26,907,600.60 and 9,876,243.60 is: 14,814,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,938,400.40 : 26,907,600.60 = 9,876,243.60 : x
  2. Step 2: Convert to fraction form
    17,938,400.40/26,907,600.60 = 9,876,243.60/x
  3. Step 3: Cross multiply
    17,938,400.40x = 26,907,600.60 × 9,876,243.60
  4. Step 4: Simplify right side
    17,938,400.40x = 265,746,018,217,106.16
  5. Step 5: Solve for x
    x = 265,746,018,217,106.16/17,938,400.40
  6. Step 6: Final answer
    x = 14,814,365.40

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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.