Home / 61,590,615.40-85,013,989.86-35,502,570.28

Finding the Fourth Proportional to 61,590,615.40, 85,013,989.86 and 35,502,570.28

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Solution

The fourth proportional to 61,590,615.40, 85,013,989.86 and 35,502,570.28 is: 49,004,464.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,590,615.40 : 85,013,989.86 = 35,502,570.28 : x
  2. Step 2: Convert to fraction form
    61,590,615.40/85,013,989.86 = 35,502,570.28/x
  3. Step 3: Cross multiply
    61,590,615.40x = 85,013,989.86 × 35,502,570.28
  4. Step 4: Simplify right side
    61,590,615.40x = 3,018,215,149,787,857.50
  5. Step 5: Solve for x
    x = 3,018,215,149,787,857.50/61,590,615.40
  6. Step 6: Final answer
    x = 49,004,464.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.