Home / 18,009,321.05-24,852,870.73-9,749,383.11

Finding the Fourth Proportional to 18,009,321.05, 24,852,870.73 and 9,749,383.11

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Solution

The fourth proportional to 18,009,321.05, 24,852,870.73 and 9,749,383.11 is: 13,454,152.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,009,321.05 : 24,852,870.73 = 9,749,383.11 : x
  2. Step 2: Convert to fraction form
    18,009,321.05/24,852,870.73 = 9,749,383.11/x
  3. Step 3: Cross multiply
    18,009,321.05x = 24,852,870.73 × 9,749,383.11
  4. Step 4: Simplify right side
    18,009,321.05x = 242,300,158,130,075.38
  5. Step 5: Solve for x
    x = 242,300,158,130,075.38/18,009,321.05
  6. Step 6: Final answer
    x = 13,454,152.85

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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.