Home / 70,861,666.72-106,292,501.48-17,008,978.72

Finding the Fourth Proportional to 70,861,666.72, 106,292,501.48 and 17,008,978.72

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Solution

The fourth proportional to 70,861,666.72, 106,292,501.48 and 17,008,978.72 is: 25,513,468.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,861,666.72 : 106,292,501.48 = 17,008,978.72 : x
  2. Step 2: Convert to fraction form
    70,861,666.72/106,292,501.48 = 17,008,978.72/x
  3. Step 3: Cross multiply
    70,861,666.72x = 106,292,501.48 × 17,008,978.72
  4. Step 4: Simplify right side
    70,861,666.72x = 1,807,926,895,768,888.50
  5. Step 5: Solve for x
    x = 1,807,926,895,768,888.50/70,861,666.72
  6. Step 6: Final answer
    x = 25,513,468.42

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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.