Home / 13,826,048.55-19,078,500-7,630,981.03

Finding the Fourth Proportional to 13,826,048.55, 19,078,500 and 7,630,981.03

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Solution

The fourth proportional to 13,826,048.55, 19,078,500 and 7,630,981.03 is: 10,529,955.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826,048.55 : 19,078,500 = 7,630,981.03 : x
  2. Step 2: Convert to fraction form
    13,826,048.55/19,078,500 = 7,630,981.03/x
  3. Step 3: Cross multiply
    13,826,048.55x = 19,078,500 × 7,630,981.03
  4. Step 4: Simplify right side
    13,826,048.55x = 145,587,671,580,855
  5. Step 5: Solve for x
    x = 145,587,671,580,855/13,826,048.55
  6. Step 6: Final answer
    x = 10,529,955.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.