Home / 9,686,407.86-13,366,749.06-5,335,400.52

Finding the Fourth Proportional to 9,686,407.86, 13,366,749.06 and 5,335,400.52

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Solution

The fourth proportional to 9,686,407.86, 13,366,749.06 and 5,335,400.52 is: 7,362,580.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,686,407.86 : 13,366,749.06 = 5,335,400.52 : x
  2. Step 2: Convert to fraction form
    9,686,407.86/13,366,749.06 = 5,335,400.52/x
  3. Step 3: Cross multiply
    9,686,407.86x = 13,366,749.06 × 5,335,400.52
  4. Step 4: Simplify right side
    9,686,407.86x = 71,316,959,885,433.52
  5. Step 5: Solve for x
    x = 71,316,959,885,433.52/9,686,407.86
  6. Step 6: Final answer
    x = 7,362,580.73

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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.