Home / 26,291,567.80-39,437,351.70-7,377,878.20

Finding the Fourth Proportional to 26,291,567.80, 39,437,351.70 and 7,377,878.20

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Solution

The fourth proportional to 26,291,567.80, 39,437,351.70 and 7,377,878.20 is: 11,066,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,291,567.80 : 39,437,351.70 = 7,377,878.20 : x
  2. Step 2: Convert to fraction form
    26,291,567.80/39,437,351.70 = 7,377,878.20/x
  3. Step 3: Cross multiply
    26,291,567.80x = 39,437,351.70 × 7,377,878.20
  4. Step 4: Simplify right side
    26,291,567.80x = 290,963,977,373,163
  5. Step 5: Solve for x
    x = 290,963,977,373,163/26,291,567.80
  6. Step 6: Final answer
    x = 11,066,817.30

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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.