Home / 9,956,345.48-13,739,599.86-5,605,421.96

Finding the Fourth Proportional to 9,956,345.48, 13,739,599.86 and 5,605,421.96

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Solution

The fourth proportional to 9,956,345.48, 13,739,599.86 and 5,605,421.96 is: 7,735,393.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,956,345.48 : 13,739,599.86 = 5,605,421.96 : x
  2. Step 2: Convert to fraction form
    9,956,345.48/13,739,599.86 = 5,605,421.96/x
  3. Step 3: Cross multiply
    9,956,345.48x = 13,739,599.86 × 5,605,421.96
  4. Step 4: Simplify right side
    9,956,345.48x = 77,016,254,776,856.92
  5. Step 5: Solve for x
    x = 77,016,254,776,856.92/9,956,345.48
  6. Step 6: Final answer
    x = 7,735,393.97

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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.