Home / 19,313,703.60-28,974,054.60-9,704,900.40

Finding the Fourth Proportional to 19,313,703.60, 28,974,054.60 and 9,704,900.40

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Solution

The fourth proportional to 19,313,703.60, 28,974,054.60 and 9,704,900.40 is: 14,559,108.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313,703.60 : 28,974,054.60 = 9,704,900.40 : x
  2. Step 2: Convert to fraction form
    19,313,703.60/28,974,054.60 = 9,704,900.40/x
  3. Step 3: Cross multiply
    19,313,703.60x = 28,974,054.60 × 9,704,900.40
  4. Step 4: Simplify right side
    19,313,703.60x = 281,190,314,077,161.88
  5. Step 5: Solve for x
    x = 281,190,314,077,161.88/19,313,703.60
  6. Step 6: Final answer
    x = 14,559,108.91

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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.