Home / 14,339,482.06-19,788,235.32-7,813,165.18

Finding the Fourth Proportional to 14,339,482.06, 19,788,235.32 and 7,813,165.18

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Solution

The fourth proportional to 14,339,482.06, 19,788,235.32 and 7,813,165.18 is: 10,782,031.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339,482.06 : 19,788,235.32 = 7,813,165.18 : x
  2. Step 2: Convert to fraction form
    14,339,482.06/19,788,235.32 = 7,813,165.18/x
  3. Step 3: Cross multiply
    14,339,482.06x = 19,788,235.32 × 7,813,165.18
  4. Step 4: Simplify right side
    14,339,482.06x = 154,608,751,175,870.16
  5. Step 5: Solve for x
    x = 154,608,751,175,870.16/14,339,482.06
  6. Step 6: Final answer
    x = 10,782,031.77

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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.