Home / 48,558,356.10-72,775,532.70-19,771,968.60

Finding the Fourth Proportional to 48,558,356.10, 72,775,532.70 and 19,771,968.60

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Solution

The fourth proportional to 48,558,356.10, 72,775,532.70 and 19,771,968.60 is: 29,632,707.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,558,356.10 : 72,775,532.70 = 19,771,968.60 : x
  2. Step 2: Convert to fraction form
    48,558,356.10/72,775,532.70 = 19,771,968.60/x
  3. Step 3: Cross multiply
    48,558,356.10x = 72,775,532.70 × 19,771,968.60
  4. Step 4: Simplify right side
    48,558,356.10x = 1,438,915,547,392,673.50
  5. Step 5: Solve for x
    x = 1,438,915,547,392,673.50/48,558,356.10
  6. Step 6: Final answer
    x = 29,632,707.18

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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.