Home / 9,020,870.57-12,448,890.41-4,890,890.57

Finding the Fourth Proportional to 9,020,870.57, 12,448,890.41 and 4,890,890.57

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Solution

The fourth proportional to 9,020,870.57, 12,448,890.41 and 4,890,890.57 is: 6,749,477.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020,870.57 : 12,448,890.41 = 4,890,890.57 : x
  2. Step 2: Convert to fraction form
    9,020,870.57/12,448,890.41 = 4,890,890.57/x
  3. Step 3: Cross multiply
    9,020,870.57x = 12,448,890.41 × 4,890,890.57
  4. Step 4: Simplify right side
    9,020,870.57x = 60,886,160,626,533.53
  5. Step 5: Solve for x
    x = 60,886,160,626,533.53/9,020,870.57
  6. Step 6: Final answer
    x = 6,749,477.24

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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.