Home / 30,074,648.96-45,111,973.44-7,355,276.48

Finding the Fourth Proportional to 30,074,648.96, 45,111,973.44 and 7,355,276.48

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Solution

The fourth proportional to 30,074,648.96, 45,111,973.44 and 7,355,276.48 is: 11,032,914.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,074,648.96 : 45,111,973.44 = 7,355,276.48 : x
  2. Step 2: Convert to fraction form
    30,074,648.96/45,111,973.44 = 7,355,276.48/x
  3. Step 3: Cross multiply
    30,074,648.96x = 45,111,973.44 × 7,355,276.48
  4. Step 4: Simplify right side
    30,074,648.96x = 331,811,037,209,616.69
  5. Step 5: Solve for x
    x = 331,811,037,209,616.69/30,074,648.96
  6. Step 6: Final answer
    x = 11,032,914.72

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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.