Home / 13,327,946.02-19,992,666.86-3,742,577.20

Finding the Fourth Proportional to 13,327,946.02, 19,992,666.86 and 3,742,577.20

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Solution

The fourth proportional to 13,327,946.02, 19,992,666.86 and 3,742,577.20 is: 5,614,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327,946.02 : 19,992,666.86 = 3,742,577.20 : x
  2. Step 2: Convert to fraction form
    13,327,946.02/19,992,666.86 = 3,742,577.20/x
  3. Step 3: Cross multiply
    13,327,946.02x = 19,992,666.86 × 3,742,577.20
  4. Step 4: Simplify right side
    13,327,946.02x = 74,824,099,157,431.59
  5. Step 5: Solve for x
    x = 74,824,099,157,431.59/13,327,946.02
  6. Step 6: Final answer
    x = 5,614,075.80

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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.