Home / 9,379,955.08-12,944,361.78-5,087,603.08

Finding the Fourth Proportional to 9,379,955.08, 12,944,361.78 and 5,087,603.08

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Solution

The fourth proportional to 9,379,955.08, 12,944,361.78 and 5,087,603.08 is: 7,020,905.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,379,955.08 : 12,944,361.78 = 5,087,603.08 : x
  2. Step 2: Convert to fraction form
    9,379,955.08/12,944,361.78 = 5,087,603.08/x
  3. Step 3: Cross multiply
    9,379,955.08x = 12,944,361.78 × 5,087,603.08
  4. Step 4: Simplify right side
    9,379,955.08x = 65,855,774,860,562.28
  5. Step 5: Solve for x
    x = 65,855,774,860,562.28/9,379,955.08
  6. Step 6: Final answer
    x = 7,020,905.14

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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.