Home / 47,702,779.71-71,565,585.70-15,357,705.81

Finding the Fourth Proportional to 47,702,779.71, 71,565,585.70 and 15,357,705.81

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Solution

The fourth proportional to 47,702,779.71, 71,565,585.70 and 15,357,705.81 is: 23,040,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,702,779.71 : 71,565,585.70 = 15,357,705.81 : x
  2. Step 2: Convert to fraction form
    47,702,779.71/71,565,585.70 = 15,357,705.81/x
  3. Step 3: Cross multiply
    47,702,779.71x = 71,565,585.70 × 15,357,705.81
  4. Step 4: Simplify right side
    47,702,779.71x = 1,099,083,210,866,326.38
  5. Step 5: Solve for x
    x = 1,099,083,210,866,326.38/47,702,779.71
  6. Step 6: Final answer
    x = 23,040,234.08

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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.