Home / 28,235,641.23-42,355,407.53-11,824,401.94

Finding the Fourth Proportional to 28,235,641.23, 42,355,407.53 and 11,824,401.94

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Solution

The fourth proportional to 28,235,641.23, 42,355,407.53 and 11,824,401.94 is: 17,737,417.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,235,641.23 : 42,355,407.53 = 11,824,401.94 : x
  2. Step 2: Convert to fraction form
    28,235,641.23/42,355,407.53 = 11,824,401.94/x
  3. Step 3: Cross multiply
    28,235,641.23x = 42,355,407.53 × 11,824,401.94
  4. Step 4: Simplify right side
    28,235,641.23x = 500,827,362,890,895.06
  5. Step 5: Solve for x
    x = 500,827,362,890,895.06/28,235,641.23
  6. Step 6: Final answer
    x = 17,737,417.71

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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.