Home / 13,308,974.60-19,963,397.10-5,216,232.20

Finding the Fourth Proportional to 13,308,974.60, 19,963,397.10 and 5,216,232.20

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Solution

The fourth proportional to 13,308,974.60, 19,963,397.10 and 5,216,232.20 is: 7,824,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,974.60 : 19,963,397.10 = 5,216,232.20 : x
  2. Step 2: Convert to fraction form
    13,308,974.60/19,963,397.10 = 5,216,232.20/x
  3. Step 3: Cross multiply
    13,308,974.60x = 19,963,397.10 × 5,216,232.20
  4. Step 4: Simplify right side
    13,308,974.60x = 104,133,714,774,406.62
  5. Step 5: Solve for x
    x = 104,133,714,774,406.62/13,308,974.60
  6. Step 6: Final answer
    x = 7,824,322.90

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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.