Home / 14,418,536.56-19,897,704.53-8,223,897.05

Finding the Fourth Proportional to 14,418,536.56, 19,897,704.53 and 8,223,897.05

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Solution

The fourth proportional to 14,418,536.56, 19,897,704.53 and 8,223,897.05 is: 11,349,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,418,536.56 : 19,897,704.53 = 8,223,897.05 : x
  2. Step 2: Convert to fraction form
    14,418,536.56/19,897,704.53 = 8,223,897.05/x
  3. Step 3: Cross multiply
    14,418,536.56x = 19,897,704.53 × 8,223,897.05
  4. Step 4: Simplify right side
    14,418,536.56x = 163,636,673,586,038.66
  5. Step 5: Solve for x
    x = 163,636,673,586,038.66/14,418,536.56
  6. Step 6: Final answer
    x = 11,349,048.70

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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.