Home / 13,306,318.70-19,960,134.15-6,929,026.70

Finding the Fourth Proportional to 13,306,318.70, 19,960,134.15 and 6,929,026.70

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Solution

The fourth proportional to 13,306,318.70, 19,960,134.15 and 6,929,026.70 is: 10,393,881.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,318.70 : 19,960,134.15 = 6,929,026.70 : x
  2. Step 2: Convert to fraction form
    13,306,318.70/19,960,134.15 = 6,929,026.70/x
  3. Step 3: Cross multiply
    13,306,318.70x = 19,960,134.15 × 6,929,026.70
  4. Step 4: Simplify right side
    13,306,318.70x = 138,304,302,460,931.80
  5. Step 5: Solve for x
    x = 138,304,302,460,931.80/13,306,318.70
  6. Step 6: Final answer
    x = 10,393,881.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.