Home / 13,047,002.40-19,531,796.40-9,696,064.80

Finding the Fourth Proportional to 13,047,002.40, 19,531,796.40 and 9,696,064.80

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Solution

The fourth proportional to 13,047,002.40, 19,531,796.40 and 9,696,064.80 is: 14,515,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047,002.40 : 19,531,796.40 = 9,696,064.80 : x
  2. Step 2: Convert to fraction form
    13,047,002.40/19,531,796.40 = 9,696,064.80/x
  3. Step 3: Cross multiply
    13,047,002.40x = 19,531,796.40 × 9,696,064.80
  4. Step 4: Simplify right side
    13,047,002.40x = 189,381,563,554,806.72
  5. Step 5: Solve for x
    x = 189,381,563,554,806.72/13,047,002.40
  6. Step 6: Final answer
    x = 14,515,331.40

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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.