Home / 12,355,724.46-18,534,292.02-4,155,075.88

Finding the Fourth Proportional to 12,355,724.46, 18,534,292.02 and 4,155,075.88

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Solution

The fourth proportional to 12,355,724.46, 18,534,292.02 and 4,155,075.88 is: 6,232,851.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,355,724.46 : 18,534,292.02 = 4,155,075.88 : x
  2. Step 2: Convert to fraction form
    12,355,724.46/18,534,292.02 = 4,155,075.88/x
  3. Step 3: Cross multiply
    12,355,724.46x = 18,534,292.02 × 4,155,075.88
  4. Step 4: Simplify right side
    12,355,724.46x = 77,011,389,783,098.14
  5. Step 5: Solve for x
    x = 77,011,389,783,098.14/12,355,724.46
  6. Step 6: Final answer
    x = 6,232,851.02

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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.