Home / 14,916,501.30-20,584,565.13-8,390,135.19

Finding the Fourth Proportional to 14,916,501.30, 20,584,565.13 and 8,390,135.19

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Solution

The fourth proportional to 14,916,501.30, 20,584,565.13 and 8,390,135.19 is: 11,578,270.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,916,501.30 : 20,584,565.13 = 8,390,135.19 : x
  2. Step 2: Convert to fraction form
    14,916,501.30/20,584,565.13 = 8,390,135.19/x
  3. Step 3: Cross multiply
    14,916,501.30x = 20,584,565.13 × 8,390,135.19
  4. Step 4: Simplify right side
    14,916,501.30x = 172,707,284,268,059.91
  5. Step 5: Solve for x
    x = 172,707,284,268,059.91/14,916,501.30
  6. Step 6: Final answer
    x = 11,578,270.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.