Home / 53,663,376.08-74,051,723.40-30,458,975.60

Finding the Fourth Proportional to 53,663,376.08, 74,051,723.40 and 30,458,975.60

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Solution

The fourth proportional to 53,663,376.08, 74,051,723.40 and 30,458,975.60 is: 42,031,266.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,663,376.08 : 74,051,723.40 = 30,458,975.60 : x
  2. Step 2: Convert to fraction form
    53,663,376.08/74,051,723.40 = 30,458,975.60/x
  3. Step 3: Cross multiply
    53,663,376.08x = 74,051,723.40 × 30,458,975.60
  4. Step 4: Simplify right side
    53,663,376.08x = 2,255,539,636,178,549.50
  5. Step 5: Solve for x
    x = 2,255,539,636,178,549.50/53,663,376.08
  6. Step 6: Final answer
    x = 42,031,266.03

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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.