Home / 24,961,386.40-37,442,079.60-21,135,011.20

Finding the Fourth Proportional to 24,961,386.40, 37,442,079.60 and 21,135,011.20

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Solution

The fourth proportional to 24,961,386.40, 37,442,079.60 and 21,135,011.20 is: 31,702,516.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,961,386.40 : 37,442,079.60 = 21,135,011.20 : x
  2. Step 2: Convert to fraction form
    24,961,386.40/37,442,079.60 = 21,135,011.20/x
  3. Step 3: Cross multiply
    24,961,386.40x = 37,442,079.60 × 21,135,011.20
  4. Step 4: Simplify right side
    24,961,386.40x = 791,338,771,697,291.50
  5. Step 5: Solve for x
    x = 791,338,771,697,291.50/24,961,386.40
  6. Step 6: Final answer
    x = 31,702,516.80

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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.