Home / 91,699,739.46-126,546,685.29-52,540,730.10

Finding the Fourth Proportional to 91,699,739.46, 126,546,685.29 and 52,540,730.10

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Solution

The fourth proportional to 91,699,739.46, 126,546,685.29 and 52,540,730.10 is: 72,506,806.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,699,739.46 : 126,546,685.29 = 52,540,730.10 : x
  2. Step 2: Convert to fraction form
    91,699,739.46/126,546,685.29 = 52,540,730.10/x
  3. Step 3: Cross multiply
    91,699,739.46x = 126,546,685.29 × 52,540,730.10
  4. Step 4: Simplify right side
    91,699,739.46x = 6,648,855,236,871,531
  5. Step 5: Solve for x
    x = 6,648,855,236,871,531/91,699,739.46
  6. Step 6: Final answer
    x = 72,506,806.19

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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.