Home / 19,123,751.93-26,390,007.74-10,421,737.70

Finding the Fourth Proportional to 19,123,751.93, 26,390,007.74 and 10,421,737.70

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Solution

The fourth proportional to 19,123,751.93, 26,390,007.74 and 10,421,737.70 is: 14,381,578.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,123,751.93 : 26,390,007.74 = 10,421,737.70 : x
  2. Step 2: Convert to fraction form
    19,123,751.93/26,390,007.74 = 10,421,737.70/x
  3. Step 3: Cross multiply
    19,123,751.93x = 26,390,007.74 × 10,421,737.70
  4. Step 4: Simplify right side
    19,123,751.93x = 275,029,738,461,354.09
  5. Step 5: Solve for x
    x = 275,029,738,461,354.09/19,123,751.93
  6. Step 6: Final answer
    x = 14,381,578.44

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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.