Home / 9,078,555.12-12,528,029.22-4,948,495.44

Finding the Fourth Proportional to 9,078,555.12, 12,528,029.22 and 4,948,495.44

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Solution

The fourth proportional to 9,078,555.12, 12,528,029.22 and 4,948,495.44 is: 6,828,718.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078,555.12 : 12,528,029.22 = 4,948,495.44 : x
  2. Step 2: Convert to fraction form
    9,078,555.12/12,528,029.22 = 4,948,495.44/x
  3. Step 3: Cross multiply
    9,078,555.12x = 12,528,029.22 × 4,948,495.44
  4. Step 4: Simplify right side
    9,078,555.12x = 61,994,895,467,356.77
  5. Step 5: Solve for x
    x = 61,994,895,467,356.77/9,078,555.12
  6. Step 6: Final answer
    x = 6,828,718.30

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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.