Home / 103,636,719.36-155,455,275.60-26,959,624.56

Finding the Fourth Proportional to 103,636,719.36, 155,455,275.60 and 26,959,624.56

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Solution

The fourth proportional to 103,636,719.36, 155,455,275.60 and 26,959,624.56 is: 40,439,487.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,636,719.36 : 155,455,275.60 = 26,959,624.56 : x
  2. Step 2: Convert to fraction form
    103,636,719.36/155,455,275.60 = 26,959,624.56/x
  3. Step 3: Cross multiply
    103,636,719.36x = 155,455,275.60 × 26,959,624.56
  4. Step 4: Simplify right side
    103,636,719.36x = 4,191,015,866,047,328.50
  5. Step 5: Solve for x
    x = 4,191,015,866,047,328.50/103,636,719.36
  6. Step 6: Final answer
    x = 40,439,487.97

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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.