Home / 61,816,904.51-85,303,060.91-34,312,667.63

Finding the Fourth Proportional to 61,816,904.51, 85,303,060.91 and 34,312,667.63

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Solution

The fourth proportional to 61,816,904.51, 85,303,060.91 and 34,312,667.63 is: 47,349,112.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,816,904.51 : 85,303,060.91 = 34,312,667.63 : x
  2. Step 2: Convert to fraction form
    61,816,904.51/85,303,060.91 = 34,312,667.63/x
  3. Step 3: Cross multiply
    61,816,904.51x = 85,303,060.91 × 34,312,667.63
  4. Step 4: Simplify right side
    61,816,904.51x = 2,926,975,576,485,741.50
  5. Step 5: Solve for x
    x = 2,926,975,576,485,741.50/61,816,904.51
  6. Step 6: Final answer
    x = 47,349,112.67

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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.