Home / 13,157,526.98-18,158,068.23-7,576,602.48

Finding the Fourth Proportional to 13,157,526.98, 18,158,068.23 and 7,576,602.48

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Solution

The fourth proportional to 13,157,526.98, 18,158,068.23 and 7,576,602.48 is: 10,456,103.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,157,526.98 : 18,158,068.23 = 7,576,602.48 : x
  2. Step 2: Convert to fraction form
    13,157,526.98/18,158,068.23 = 7,576,602.48/x
  3. Step 3: Cross multiply
    13,157,526.98x = 18,158,068.23 × 7,576,602.48
  4. Step 4: Simplify right side
    13,157,526.98x = 137,576,464,746,565.58
  5. Step 5: Solve for x
    x = 137,576,464,746,565.58/13,157,526.98
  6. Step 6: Final answer
    x = 10,456,103.56

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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.