Home / 53,779,110.80-74,221,447.24-30,577,714

Finding the Fourth Proportional to 53,779,110.80, 74,221,447.24 and 30,577,714

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Solution

The fourth proportional to 53,779,110.80, 74,221,447.24 and 30,577,714 is: 42,200,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,779,110.80 : 74,221,447.24 = 30,577,714 : x
  2. Step 2: Convert to fraction form
    53,779,110.80/74,221,447.24 = 30,577,714/x
  3. Step 3: Cross multiply
    53,779,110.80x = 74,221,447.24 × 30,577,714
  4. Step 4: Simplify right side
    53,779,110.80x = 2,269,522,186,370,809
  5. Step 5: Solve for x
    x = 2,269,522,186,370,809/53,779,110.80
  6. Step 6: Final answer
    x = 42,200,812.78

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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.