Home / 28,038,055.10-42,060,035.91-11,641,477.82

Finding the Fourth Proportional to 28,038,055.10, 42,060,035.91 and 11,641,477.82

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Solution

The fourth proportional to 28,038,055.10, 42,060,035.91 and 11,641,477.82 is: 17,463,442.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,038,055.10 : 42,060,035.91 = 11,641,477.82 : x
  2. Step 2: Convert to fraction form
    28,038,055.10/42,060,035.91 = 11,641,477.82/x
  3. Step 3: Cross multiply
    28,038,055.10x = 42,060,035.91 × 11,641,477.82
  4. Step 4: Simplify right side
    28,038,055.10x = 489,640,975,154,668.50
  5. Step 5: Solve for x
    x = 489,640,975,154,668.50/28,038,055.10
  6. Step 6: Final answer
    x = 17,463,442.93

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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.