Home / 14,036,274.40-21,054,411.60-12,388,807.30

Finding the Fourth Proportional to 14,036,274.40, 21,054,411.60 and 12,388,807.30

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Solution

The fourth proportional to 14,036,274.40, 21,054,411.60 and 12,388,807.30 is: 18,583,210.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036,274.40 : 21,054,411.60 = 12,388,807.30 : x
  2. Step 2: Convert to fraction form
    14,036,274.40/21,054,411.60 = 12,388,807.30/x
  3. Step 3: Cross multiply
    14,036,274.40x = 21,054,411.60 × 12,388,807.30
  4. Step 4: Simplify right side
    14,036,274.40x = 260,839,048,127,284.72
  5. Step 5: Solve for x
    x = 260,839,048,127,284.72/14,036,274.40
  6. Step 6: Final answer
    x = 18,583,210.95

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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.