Home / 91,499,295.08-126,272,647.74-51,265,638.03

Finding the Fourth Proportional to 91,499,295.08, 126,272,647.74 and 51,265,638.03

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Solution

The fourth proportional to 91,499,295.08, 126,272,647.74 and 51,265,638.03 is: 70,748,609.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,499,295.08 : 126,272,647.74 = 51,265,638.03 : x
  2. Step 2: Convert to fraction form
    91,499,295.08/126,272,647.74 = 51,265,638.03/x
  3. Step 3: Cross multiply
    91,499,295.08x = 126,272,647.74 × 51,265,638.03
  4. Step 4: Simplify right side
    91,499,295.08x = 6,473,447,851,971,738
  5. Step 5: Solve for x
    x = 6,473,447,851,971,738/91,499,295.08
  6. Step 6: Final answer
    x = 70,748,609.00

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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.