Home / 25,343,685.34-37,911,412.62-20,236,091.40

Finding the Fourth Proportional to 25,343,685.34, 37,911,412.62 and 20,236,091.40

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Solution

The fourth proportional to 25,343,685.34, 37,911,412.62 and 20,236,091.40 is: 30,271,004.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343,685.34 : 37,911,412.62 = 20,236,091.40 : x
  2. Step 2: Convert to fraction form
    25,343,685.34/37,911,412.62 = 20,236,091.40/x
  3. Step 3: Cross multiply
    25,343,685.34x = 37,911,412.62 × 20,236,091.40
  4. Step 4: Simplify right side
    25,343,685.34x = 767,178,810,881,433.38
  5. Step 5: Solve for x
    x = 767,178,810,881,433.38/25,343,685.34
  6. Step 6: Final answer
    x = 30,271,004.42

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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.