Home / 13,460,355.80-20,190,533.70-4,946,802.20

Finding the Fourth Proportional to 13,460,355.80, 20,190,533.70 and 4,946,802.20

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Solution

The fourth proportional to 13,460,355.80, 20,190,533.70 and 4,946,802.20 is: 7,420,203.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460,355.80 : 20,190,533.70 = 4,946,802.20 : x
  2. Step 2: Convert to fraction form
    13,460,355.80/20,190,533.70 = 4,946,802.20/x
  3. Step 3: Cross multiply
    13,460,355.80x = 20,190,533.70 × 4,946,802.20
  4. Step 4: Simplify right side
    13,460,355.80x = 99,878,576,526,334.14
  5. Step 5: Solve for x
    x = 99,878,576,526,334.14/13,460,355.80
  6. Step 6: Final answer
    x = 7,420,203.30

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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.