Home / 20,570,869.04-30,861,443.07-14,517,417.06

Finding the Fourth Proportional to 20,570,869.04, 30,861,443.07 and 14,517,417.06

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Solution

The fourth proportional to 20,570,869.04, 30,861,443.07 and 14,517,417.06 is: 21,779,752.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,570,869.04 : 30,861,443.07 = 14,517,417.06 : x
  2. Step 2: Convert to fraction form
    20,570,869.04/30,861,443.07 = 14,517,417.06/x
  3. Step 3: Cross multiply
    20,570,869.04x = 30,861,443.07 × 14,517,417.06
  4. Step 4: Simplify right side
    20,570,869.04x = 448,028,440,120,636.81
  5. Step 5: Solve for x
    x = 448,028,440,120,636.81/20,570,869.04
  6. Step 6: Final answer
    x = 21,779,752.69

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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.