Home / 15,557,533.80-23,336,300.70-13,430,020.20

Finding the Fourth Proportional to 15,557,533.80, 23,336,300.70 and 13,430,020.20

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Solution

The fourth proportional to 15,557,533.80, 23,336,300.70 and 13,430,020.20 is: 20,145,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,557,533.80 : 23,336,300.70 = 13,430,020.20 : x
  2. Step 2: Convert to fraction form
    15,557,533.80/23,336,300.70 = 13,430,020.20/x
  3. Step 3: Cross multiply
    15,557,533.80x = 23,336,300.70 × 13,430,020.20
  4. Step 4: Simplify right side
    15,557,533.80x = 313,406,989,794,274.12
  5. Step 5: Solve for x
    x = 313,406,989,794,274.12/15,557,533.80
  6. Step 6: Final answer
    x = 20,145,030.30

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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.