Home / 13,574,965.36-18,732,970.20-7,463,349.36

Finding the Fourth Proportional to 13,574,965.36, 18,732,970.20 and 7,463,349.36

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Solution

The fourth proportional to 13,574,965.36, 18,732,970.20 and 7,463,349.36 is: 10,299,157.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,574,965.36 : 18,732,970.20 = 7,463,349.36 : x
  2. Step 2: Convert to fraction form
    13,574,965.36/18,732,970.20 = 7,463,349.36/x
  3. Step 3: Cross multiply
    13,574,965.36x = 18,732,970.20 × 7,463,349.36
  4. Step 4: Simplify right side
    13,574,965.36x = 139,810,701,153,069.08
  5. Step 5: Solve for x
    x = 139,810,701,153,069.08/13,574,965.36
  6. Step 6: Final answer
    x = 10,299,157.12

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Why These Related Problems?

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