Home / 61,196,627.40-91,794,941.10-55,031,911.80

Finding the Fourth Proportional to 61,196,627.40, 91,794,941.10 and 55,031,911.80

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Solution

The fourth proportional to 61,196,627.40, 91,794,941.10 and 55,031,911.80 is: 82,547,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,196,627.40 : 91,794,941.10 = 55,031,911.80 : x
  2. Step 2: Convert to fraction form
    61,196,627.40/91,794,941.10 = 55,031,911.80/x
  3. Step 3: Cross multiply
    61,196,627.40x = 91,794,941.10 × 55,031,911.80
  4. Step 4: Simplify right side
    61,196,627.40x = 5,051,651,102,301,394
  5. Step 5: Solve for x
    x = 5,051,651,102,301,394/61,196,627.40
  6. Step 6: Final answer
    x = 82,547,867.70

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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.