Home / 21,044,066.40-31,566,099.60-9,706,658.40

Finding the Fourth Proportional to 21,044,066.40, 31,566,099.60 and 9,706,658.40

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Solution

The fourth proportional to 21,044,066.40, 31,566,099.60 and 9,706,658.40 is: 14,559,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,044,066.40 : 31,566,099.60 = 9,706,658.40 : x
  2. Step 2: Convert to fraction form
    21,044,066.40/31,566,099.60 = 9,706,658.40/x
  3. Step 3: Cross multiply
    21,044,066.40x = 31,566,099.60 × 9,706,658.40
  4. Step 4: Simplify right side
    21,044,066.40x = 306,401,345,837,576.69
  5. Step 5: Solve for x
    x = 306,401,345,837,576.69/21,044,066.40
  6. Step 6: Final answer
    x = 14,559,987.60

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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.