Home / 9,201,512.58-12,698,475.93-5,127,130.50

Finding the Fourth Proportional to 9,201,512.58, 12,698,475.93 and 5,127,130.50

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Solution

The fourth proportional to 9,201,512.58, 12,698,475.93 and 5,127,130.50 is: 7,075,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,201,512.58 : 12,698,475.93 = 5,127,130.50 : x
  2. Step 2: Convert to fraction form
    9,201,512.58/12,698,475.93 = 5,127,130.50/x
  3. Step 3: Cross multiply
    9,201,512.58x = 12,698,475.93 × 5,127,130.50
  4. Step 4: Simplify right side
    9,201,512.58x = 65,106,743,244,218.87
  5. Step 5: Solve for x
    x = 65,106,743,244,218.87/9,201,512.58
  6. Step 6: Final answer
    x = 7,075,656.60

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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.