Home / 47,762,437.86-71,643,263.10-13,683,816.54

Finding the Fourth Proportional to 47,762,437.86, 71,643,263.10 and 13,683,816.54

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Solution

The fourth proportional to 47,762,437.86, 71,643,263.10 and 13,683,816.54 is: 20,525,612.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,762,437.86 : 71,643,263.10 = 13,683,816.54 : x
  2. Step 2: Convert to fraction form
    47,762,437.86/71,643,263.10 = 13,683,816.54/x
  3. Step 3: Cross multiply
    47,762,437.86x = 71,643,263.10 × 13,683,816.54
  4. Step 4: Simplify right side
    47,762,437.86x = 980,353,268,587,351.50
  5. Step 5: Solve for x
    x = 980,353,268,587,351.50/47,762,437.86
  6. Step 6: Final answer
    x = 20,525,612.02

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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.