Home / 20,042,984.40-30,064,214.16-4,897,047.12

Finding the Fourth Proportional to 20,042,984.40, 30,064,214.16 and 4,897,047.12

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Solution

The fourth proportional to 20,042,984.40, 30,064,214.16 and 4,897,047.12 is: 7,345,506.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,042,984.40 : 30,064,214.16 = 4,897,047.12 : x
  2. Step 2: Convert to fraction form
    20,042,984.40/30,064,214.16 = 4,897,047.12/x
  3. Step 3: Cross multiply
    20,042,984.40x = 30,064,214.16 × 4,897,047.12
  4. Step 4: Simplify right side
    20,042,984.40x = 147,225,873,367,291.22
  5. Step 5: Solve for x
    x = 147,225,873,367,291.22/20,042,984.40
  6. Step 6: Final answer
    x = 7,345,506.56

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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.