Home / 8,707,607.10-12,011,592.87-5,222,016.54

Finding the Fourth Proportional to 8,707,607.10, 12,011,592.87 and 5,222,016.54

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Solution

The fourth proportional to 8,707,607.10, 12,011,592.87 and 5,222,016.54 is: 7,203,441.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707,607.10 : 12,011,592.87 = 5,222,016.54 : x
  2. Step 2: Convert to fraction form
    8,707,607.10/12,011,592.87 = 5,222,016.54/x
  3. Step 3: Cross multiply
    8,707,607.10x = 12,011,592.87 × 5,222,016.54
  4. Step 4: Simplify right side
    8,707,607.10x = 62,724,736,638,886.06
  5. Step 5: Solve for x
    x = 62,724,736,638,886.06/8,707,607.10
  6. Step 6: Final answer
    x = 7,203,441.30

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1.5x scale

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.