Home / 43,010,256.40-64,409,096.40-28,555,061.20

Finding the Fourth Proportional to 43,010,256.40, 64,409,096.40 and 28,555,061.20

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Solution

The fourth proportional to 43,010,256.40, 64,409,096.40 and 28,555,061.20 is: 42,762,025.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,010,256.40 : 64,409,096.40 = 28,555,061.20 : x
  2. Step 2: Convert to fraction form
    43,010,256.40/64,409,096.40 = 28,555,061.20/x
  3. Step 3: Cross multiply
    43,010,256.40x = 64,409,096.40 × 28,555,061.20
  4. Step 4: Simplify right side
    43,010,256.40x = 1,839,205,689,538,699.50
  5. Step 5: Solve for x
    x = 1,839,205,689,538,699.50/43,010,256.40
  6. Step 6: Final answer
    x = 42,762,025.70

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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.