Home / 34,785,518.78-48,008,444.58-21,034,581.32

Finding the Fourth Proportional to 34,785,518.78, 48,008,444.58 and 21,034,581.32

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Solution

The fourth proportional to 34,785,518.78, 48,008,444.58 and 21,034,581.32 is: 29,030,400.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,785,518.78 : 48,008,444.58 = 21,034,581.32 : x
  2. Step 2: Convert to fraction form
    34,785,518.78/48,008,444.58 = 21,034,581.32/x
  3. Step 3: Cross multiply
    34,785,518.78x = 48,008,444.58 × 21,034,581.32
  4. Step 4: Simplify right side
    34,785,518.78x = 1,009,837,531,564,723.25
  5. Step 5: Solve for x
    x = 1,009,837,531,564,723.25/34,785,518.78
  6. Step 6: Final answer
    x = 29,030,400.21

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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.