Home / 12,973,343.63-17,900,244.02-7,745,334.30

Finding the Fourth Proportional to 12,973,343.63, 17,900,244.02 and 7,745,334.30

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Solution

The fourth proportional to 12,973,343.63, 17,900,244.02 and 7,745,334.30 is: 10,686,788.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,973,343.63 : 17,900,244.02 = 7,745,334.30 : x
  2. Step 2: Convert to fraction form
    12,973,343.63/17,900,244.02 = 7,745,334.30/x
  3. Step 3: Cross multiply
    12,973,343.63x = 17,900,244.02 × 7,745,334.30
  4. Step 4: Simplify right side
    12,973,343.63x = 138,643,373,947,749.22
  5. Step 5: Solve for x
    x = 138,643,373,947,749.22/12,973,343.63
  6. Step 6: Final answer
    x = 10,686,788.08

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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.