Home / 9,710,865.72-13,398,994.08-5,580,098.64

Finding the Fourth Proportional to 9,710,865.72, 13,398,994.08 and 5,580,098.64

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Solution

The fourth proportional to 9,710,865.72, 13,398,994.08 and 5,580,098.64 is: 7,699,386.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,710,865.72 : 13,398,994.08 = 5,580,098.64 : x
  2. Step 2: Convert to fraction form
    9,710,865.72/13,398,994.08 = 5,580,098.64/x
  3. Step 3: Cross multiply
    9,710,865.72x = 13,398,994.08 × 5,580,098.64
  4. Step 4: Simplify right side
    9,710,865.72x = 74,767,708,643,176.05
  5. Step 5: Solve for x
    x = 74,767,708,643,176.05/9,710,865.72
  6. Step 6: Final answer
    x = 7,699,386.52

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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.