Home / 19,145,768.98-26,421,129.16-10,443,941.59

Finding the Fourth Proportional to 19,145,768.98, 26,421,129.16 and 10,443,941.59

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Solution

The fourth proportional to 19,145,768.98, 26,421,129.16 and 10,443,941.59 is: 14,412,621.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145,768.98 : 26,421,129.16 = 10,443,941.59 : x
  2. Step 2: Convert to fraction form
    19,145,768.98/26,421,129.16 = 10,443,941.59/x
  3. Step 3: Cross multiply
    19,145,768.98x = 26,421,129.16 × 10,443,941.59
  4. Step 4: Simplify right side
    19,145,768.98x = 275,940,729,688,885.75
  5. Step 5: Solve for x
    x = 275,940,729,688,885.75/19,145,768.98
  6. Step 6: Final answer
    x = 14,412,621.92

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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.