Home / 9,280,501.11-12,808,631.82-5,413,022.28

Finding the Fourth Proportional to 9,280,501.11, 12,808,631.82 and 5,413,022.28

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Solution

The fourth proportional to 9,280,501.11, 12,808,631.82 and 5,413,022.28 is: 7,470,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280,501.11 : 12,808,631.82 = 5,413,022.28 : x
  2. Step 2: Convert to fraction form
    9,280,501.11/12,808,631.82 = 5,413,022.28/x
  3. Step 3: Cross multiply
    9,280,501.11x = 12,808,631.82 × 5,413,022.28
  4. Step 4: Simplify right side
    9,280,501.11x = 69,333,409,417,976.95
  5. Step 5: Solve for x
    x = 69,333,409,417,976.95/9,280,501.11
  6. Step 6: Final answer
    x = 7,470,869.15

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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.