Home / 14,154,280.96-21,237,569.46-7,681,928.98

Finding the Fourth Proportional to 14,154,280.96, 21,237,569.46 and 7,681,928.98

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Solution

The fourth proportional to 14,154,280.96, 21,237,569.46 and 7,681,928.98 is: 11,526,230.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154,280.96 : 21,237,569.46 = 7,681,928.98 : x
  2. Step 2: Convert to fraction form
    14,154,280.96/21,237,569.46 = 7,681,928.98/x
  3. Step 3: Cross multiply
    14,154,280.96x = 21,237,569.46 × 7,681,928.98
  4. Step 4: Simplify right side
    14,154,280.96x = 163,145,500,299,536.97
  5. Step 5: Solve for x
    x = 163,145,500,299,536.97/14,154,280.96
  6. Step 6: Final answer
    x = 11,526,230.17

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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.