Home / 28,931,956.40-43,367,752.32-9,756,120.08

Finding the Fourth Proportional to 28,931,956.40, 43,367,752.32 and 9,756,120.08

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Solution

The fourth proportional to 28,931,956.40, 43,367,752.32 and 9,756,120.08 is: 14,624,002.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,931,956.40 : 43,367,752.32 = 9,756,120.08 : x
  2. Step 2: Convert to fraction form
    28,931,956.40/43,367,752.32 = 9,756,120.08/x
  3. Step 3: Cross multiply
    28,931,956.40x = 43,367,752.32 × 9,756,120.08
  4. Step 4: Simplify right side
    28,931,956.40x = 423,100,999,233,618.56
  5. Step 5: Solve for x
    x = 423,100,999,233,618.56/28,931,956.40
  6. Step 6: Final answer
    x = 14,624,002.38

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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.