Home / 43,038,105.36-64,518,935.19-16,770,859.32

Finding the Fourth Proportional to 43,038,105.36, 64,518,935.19 and 16,770,859.32

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Solution

The fourth proportional to 43,038,105.36, 64,518,935.19 and 16,770,859.32 is: 25,141,394.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,038,105.36 : 64,518,935.19 = 16,770,859.32 : x
  2. Step 2: Convert to fraction form
    43,038,105.36/64,518,935.19 = 16,770,859.32/x
  3. Step 3: Cross multiply
    43,038,105.36x = 64,518,935.19 × 16,770,859.32
  4. Step 4: Simplify right side
    43,038,105.36x = 1,082,037,985,547,687.50
  5. Step 5: Solve for x
    x = 1,082,037,985,547,687.50/43,038,105.36
  6. Step 6: Final answer
    x = 25,141,394.50

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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.