Home / 15,317,332.80-22,975,999.20-12,482,980.80

Finding the Fourth Proportional to 15,317,332.80, 22,975,999.20 and 12,482,980.80

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Solution

The fourth proportional to 15,317,332.80, 22,975,999.20 and 12,482,980.80 is: 18,724,471.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,317,332.80 : 22,975,999.20 = 12,482,980.80 : x
  2. Step 2: Convert to fraction form
    15,317,332.80/22,975,999.20 = 12,482,980.80/x
  3. Step 3: Cross multiply
    15,317,332.80x = 22,975,999.20 × 12,482,980.80
  4. Step 4: Simplify right side
    15,317,332.80x = 286,808,956,874,415.38
  5. Step 5: Solve for x
    x = 286,808,956,874,415.38/15,317,332.80
  6. Step 6: Final answer
    x = 18,724,471.20

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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.