Home / 48,778,663.68-73,168,021.44-12,389,783.04

Finding the Fourth Proportional to 48,778,663.68, 73,168,021.44 and 12,389,783.04

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Solution

The fourth proportional to 48,778,663.68, 73,168,021.44 and 12,389,783.04 is: 18,584,681.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,778,663.68 : 73,168,021.44 = 12,389,783.04 : x
  2. Step 2: Convert to fraction form
    48,778,663.68/73,168,021.44 = 12,389,783.04/x
  3. Step 3: Cross multiply
    48,778,663.68x = 73,168,021.44 × 12,389,783.04
  4. Step 4: Simplify right side
    48,778,663.68x = 906,535,911,107,668.25
  5. Step 5: Solve for x
    x = 906,535,911,107,668.25/48,778,663.68
  6. Step 6: Final answer
    x = 18,584,681.14

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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.