Home / 19,210,980.85-26,511,074.26-10,390,441.91

Finding the Fourth Proportional to 19,210,980.85, 26,511,074.26 and 10,390,441.91

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Solution

The fourth proportional to 19,210,980.85, 26,511,074.26 and 10,390,441.91 is: 14,338,766.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,210,980.85 : 26,511,074.26 = 10,390,441.91 : x
  2. Step 2: Convert to fraction form
    19,210,980.85/26,511,074.26 = 10,390,441.91/x
  3. Step 3: Cross multiply
    19,210,980.85x = 26,511,074.26 × 10,390,441.91
  4. Step 4: Simplify right side
    19,210,980.85x = 275,461,776,911,694.75
  5. Step 5: Solve for x
    x = 275,461,776,911,694.75/19,210,980.85
  6. Step 6: Final answer
    x = 14,338,766.93

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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.