Home / 10,369,816.70-15,554,725.05-9,706,264.70

Finding the Fourth Proportional to 10,369,816.70, 15,554,725.05 and 9,706,264.70

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Solution

The fourth proportional to 10,369,816.70, 15,554,725.05 and 9,706,264.70 is: 14,559,397.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,816.70 : 15,554,725.05 = 9,706,264.70 : x
  2. Step 2: Convert to fraction form
    10,369,816.70/15,554,725.05 = 9,706,264.70/x
  3. Step 3: Cross multiply
    10,369,816.70x = 15,554,725.05 × 9,706,264.70
  4. Step 4: Simplify right side
    10,369,816.70x = 150,978,278,671,020.72
  5. Step 5: Solve for x
    x = 150,978,278,671,020.72/10,369,816.70
  6. Step 6: Final answer
    x = 14,559,397.05

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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.