Home / 14,577,568.40-21,886,051.80-8,518,509.20

Finding the Fourth Proportional to 14,577,568.40, 21,886,051.80 and 8,518,509.20

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Solution

The fourth proportional to 14,577,568.40, 21,886,051.80 and 8,518,509.20 is: 12,789,275.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,577,568.40 : 21,886,051.80 = 8,518,509.20 : x
  2. Step 2: Convert to fraction form
    14,577,568.40/21,886,051.80 = 8,518,509.20/x
  3. Step 3: Cross multiply
    14,577,568.40x = 21,886,051.80 × 8,518,509.20
  4. Step 4: Simplify right side
    14,577,568.40x = 186,436,533,609,976.56
  5. Step 5: Solve for x
    x = 186,436,533,609,976.56/14,577,568.40
  6. Step 6: Final answer
    x = 12,789,275.17

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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.