Home / 5,153,653.64-7,731,430.86-1,695,587.72

Finding the Fourth Proportional to 5,153,653.64, 7,731,430.86 and 1,695,587.72

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Solution

The fourth proportional to 5,153,653.64, 7,731,430.86 and 1,695,587.72 is: 2,543,694.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,653.64 : 7,731,430.86 = 1,695,587.72 : x
  2. Step 2: Convert to fraction form
    5,153,653.64/7,731,430.86 = 1,695,587.72/x
  3. Step 3: Cross multiply
    5,153,653.64x = 7,731,430.86 × 1,695,587.72
  4. Step 4: Simplify right side
    5,153,653.64x = 13,109,319,224,245.04
  5. Step 5: Solve for x
    x = 13,109,319,224,245.04/5,153,653.64
  6. Step 6: Final answer
    x = 2,543,694.27

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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.