Home / 52,189,798.61-72,013,273.88-30,165,352.67

Finding the Fourth Proportional to 52,189,798.61, 72,013,273.88 and 30,165,352.67

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Solution

The fourth proportional to 52,189,798.61, 72,013,273.88 and 30,165,352.67 is: 41,623,188.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,189,798.61 : 72,013,273.88 = 30,165,352.67 : x
  2. Step 2: Convert to fraction form
    52,189,798.61/72,013,273.88 = 30,165,352.67/x
  3. Step 3: Cross multiply
    52,189,798.61x = 72,013,273.88 × 30,165,352.67
  4. Step 4: Simplify right side
    52,189,798.61x = 2,172,305,803,000,606
  5. Step 5: Solve for x
    x = 2,172,305,803,000,606/52,189,798.61
  6. Step 6: Final answer
    x = 41,623,188.08

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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.