Home / 10,709,702.04-14,779,645.69-5,815,130.43

Finding the Fourth Proportional to 10,709,702.04, 14,779,645.69 and 5,815,130.43

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Solution

The fourth proportional to 10,709,702.04, 14,779,645.69 and 5,815,130.43 is: 8,025,019.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709,702.04 : 14,779,645.69 = 5,815,130.43 : x
  2. Step 2: Convert to fraction form
    10,709,702.04/14,779,645.69 = 5,815,130.43/x
  3. Step 3: Cross multiply
    10,709,702.04x = 14,779,645.69 × 5,815,130.43
  4. Step 4: Simplify right side
    10,709,702.04x = 85,945,567,396,537.34
  5. Step 5: Solve for x
    x = 85,945,567,396,537.34/10,709,702.04
  6. Step 6: Final answer
    x = 8,025,019.47

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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.