Home / 31,295,779.71-43,187,532.55-17,354,885.14

Finding the Fourth Proportional to 31,295,779.71, 43,187,532.55 and 17,354,885.14

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Solution

The fourth proportional to 31,295,779.71, 43,187,532.55 and 17,354,885.14 is: 23,949,384.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,295,779.71 : 43,187,532.55 = 17,354,885.14 : x
  2. Step 2: Convert to fraction form
    31,295,779.71/43,187,532.55 = 17,354,885.14/x
  3. Step 3: Cross multiply
    31,295,779.71x = 43,187,532.55 × 17,354,885.14
  4. Step 4: Simplify right side
    31,295,779.71x = 749,514,666,885,261.25
  5. Step 5: Solve for x
    x = 749,514,666,885,261.25/31,295,779.71
  6. Step 6: Final answer
    x = 23,949,384.67

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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.