Home / 13,308,810.60-19,963,151.10-5,216,068.20

Finding the Fourth Proportional to 13,308,810.60, 19,963,151.10 and 5,216,068.20

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Solution

The fourth proportional to 13,308,810.60, 19,963,151.10 and 5,216,068.20 is: 7,824,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,810.60 : 19,963,151.10 = 5,216,068.20 : x
  2. Step 2: Convert to fraction form
    13,308,810.60/19,963,151.10 = 5,216,068.20/x
  3. Step 3: Cross multiply
    13,308,810.60x = 19,963,151.10 × 5,216,068.20
  4. Step 4: Simplify right side
    13,308,810.60x = 104,129,157,624,505.03
  5. Step 5: Solve for x
    x = 104,129,157,624,505.03/13,308,810.60
  6. Step 6: Final answer
    x = 7,824,076.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.