Home / 13,035,639.60-19,562,790.60-7,349,828.40

Finding the Fourth Proportional to 13,035,639.60, 19,562,790.60 and 7,349,828.40

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Solution

The fourth proportional to 13,035,639.60, 19,562,790.60 and 7,349,828.40 is: 11,030,003.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035,639.60 : 19,562,790.60 = 7,349,828.40 : x
  2. Step 2: Convert to fraction form
    13,035,639.60/19,562,790.60 = 7,349,828.40/x
  3. Step 3: Cross multiply
    13,035,639.60x = 19,562,790.60 × 7,349,828.40
  4. Step 4: Simplify right side
    13,035,639.60x = 143,783,153,935,133.06
  5. Step 5: Solve for x
    x = 143,783,153,935,133.06/13,035,639.60
  6. Step 6: Final answer
    x = 11,030,003.77

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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.