Home / 14,234,269.69-19,643,256.78-7,707,898.80

Finding the Fourth Proportional to 14,234,269.69, 19,643,256.78 and 7,707,898.80

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Solution

The fourth proportional to 14,234,269.69, 19,643,256.78 and 7,707,898.80 is: 10,636,881.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,269.69 : 19,643,256.78 = 7,707,898.80 : x
  2. Step 2: Convert to fraction form
    14,234,269.69/19,643,256.78 = 7,707,898.80/x
  3. Step 3: Cross multiply
    14,234,269.69x = 19,643,256.78 × 7,707,898.80
  4. Step 4: Simplify right side
    14,234,269.69x = 151,408,235,362,653.88
  5. Step 5: Solve for x
    x = 151,408,235,362,653.88/14,234,269.69
  6. Step 6: Final answer
    x = 10,636,881.18

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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.