Home / 54,478,525.86-75,176,597.75-30,639,722.85

Finding the Fourth Proportional to 54,478,525.86, 75,176,597.75 and 30,639,722.85

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Solution

The fourth proportional to 54,478,525.86, 75,176,597.75 and 30,639,722.85 is: 42,280,698.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,478,525.86 : 75,176,597.75 = 30,639,722.85 : x
  2. Step 2: Convert to fraction form
    54,478,525.86/75,176,597.75 = 30,639,722.85/x
  3. Step 3: Cross multiply
    54,478,525.86x = 75,176,597.75 × 30,639,722.85
  4. Step 4: Simplify right side
    54,478,525.86x = 2,303,390,119,712,735
  5. Step 5: Solve for x
    x = 2,303,390,119,712,735/54,478,525.86
  6. Step 6: Final answer
    x = 42,280,698.37

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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.