Home / 13,303,473.40-19,955,210.10-5,213,760.40

Finding the Fourth Proportional to 13,303,473.40, 19,955,210.10 and 5,213,760.40

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Solution

The fourth proportional to 13,303,473.40, 19,955,210.10 and 5,213,760.40 is: 7,820,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,473.40 : 19,955,210.10 = 5,213,760.40 : x
  2. Step 2: Convert to fraction form
    13,303,473.40/19,955,210.10 = 5,213,760.40/x
  3. Step 3: Cross multiply
    13,303,473.40x = 19,955,210.10 × 5,213,760.40
  4. Step 4: Simplify right side
    13,303,473.40x = 104,041,684,193,060.06
  5. Step 5: Solve for x
    x = 104,041,684,193,060.06/13,303,473.40
  6. Step 6: Final answer
    x = 7,820,640.60

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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.