Home / 28,446,551.93-39,256,241.81-15,393,810.98

Finding the Fourth Proportional to 28,446,551.93, 39,256,241.81 and 15,393,810.98

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Solution

The fourth proportional to 28,446,551.93, 39,256,241.81 and 15,393,810.98 is: 21,243,459.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,446,551.93 : 39,256,241.81 = 15,393,810.98 : x
  2. Step 2: Convert to fraction form
    28,446,551.93/39,256,241.81 = 15,393,810.98/x
  3. Step 3: Cross multiply
    28,446,551.93x = 39,256,241.81 × 15,393,810.98
  4. Step 4: Simplify right side
    28,446,551.93x = 604,303,166,208,313.12
  5. Step 5: Solve for x
    x = 604,303,166,208,313.12/28,446,551.93
  6. Step 6: Final answer
    x = 21,243,459.23

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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.