Home / 30,847,897.80-46,271,846.70-25,921,024.20

Finding the Fourth Proportional to 30,847,897.80, 46,271,846.70 and 25,921,024.20

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Solution

The fourth proportional to 30,847,897.80, 46,271,846.70 and 25,921,024.20 is: 38,881,536.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,847,897.80 : 46,271,846.70 = 25,921,024.20 : x
  2. Step 2: Convert to fraction form
    30,847,897.80/46,271,846.70 = 25,921,024.20/x
  3. Step 3: Cross multiply
    30,847,897.80x = 46,271,846.70 × 25,921,024.20
  4. Step 4: Simplify right side
    30,847,897.80x = 1,199,413,658,089,390.25
  5. Step 5: Solve for x
    x = 1,199,413,658,089,390.25/30,847,897.80
  6. Step 6: Final answer
    x = 38,881,536.30

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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.