Home / 53,835,441.32-74,293,210.88-30,630,567.80

Finding the Fourth Proportional to 53,835,441.32, 74,293,210.88 and 30,630,567.80

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Solution

The fourth proportional to 53,835,441.32, 74,293,210.88 and 30,630,567.80 is: 42,270,355.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,835,441.32 : 74,293,210.88 = 30,630,567.80 : x
  2. Step 2: Convert to fraction form
    53,835,441.32/74,293,210.88 = 30,630,567.80/x
  3. Step 3: Cross multiply
    53,835,441.32x = 74,293,210.88 × 30,630,567.80
  4. Step 4: Simplify right side
    53,835,441.32x = 2,275,643,232,939,537.50
  5. Step 5: Solve for x
    x = 2,275,643,232,939,537.50/53,835,441.32
  6. Step 6: Final answer
    x = 42,270,355.31

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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.