Home / 49,643,571.60-74,465,357.40-48,803,763.60

Finding the Fourth Proportional to 49,643,571.60, 74,465,357.40 and 48,803,763.60

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Solution

The fourth proportional to 49,643,571.60, 74,465,357.40 and 48,803,763.60 is: 73,205,645.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,643,571.60 : 74,465,357.40 = 48,803,763.60 : x
  2. Step 2: Convert to fraction form
    49,643,571.60/74,465,357.40 = 48,803,763.60/x
  3. Step 3: Cross multiply
    49,643,571.60x = 74,465,357.40 × 48,803,763.60
  4. Step 4: Simplify right side
    49,643,571.60x = 3,634,189,698,939,111
  5. Step 5: Solve for x
    x = 3,634,189,698,939,111/49,643,571.60
  6. Step 6: Final answer
    x = 73,205,645.40

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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.