Home / 28,980,054.23-43,470,081.35-15,543,126.23

Finding the Fourth Proportional to 28,980,054.23, 43,470,081.35 and 15,543,126.23

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Solution

The fourth proportional to 28,980,054.23, 43,470,081.35 and 15,543,126.23 is: 23,314,689.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,980,054.23 : 43,470,081.35 = 15,543,126.23 : x
  2. Step 2: Convert to fraction form
    28,980,054.23/43,470,081.35 = 15,543,126.23/x
  3. Step 3: Cross multiply
    28,980,054.23x = 43,470,081.35 × 15,543,126.23
  4. Step 4: Simplify right side
    28,980,054.23x = 675,660,961,356,352.75
  5. Step 5: Solve for x
    x = 675,660,961,356,352.75/28,980,054.23
  6. Step 6: Final answer
    x = 23,314,689.34

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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.