Home / 30,885,126.18-46,328,017.32-9,319,917.45

Finding the Fourth Proportional to 30,885,126.18, 46,328,017.32 and 9,319,917.45

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Solution

The fourth proportional to 30,885,126.18, 46,328,017.32 and 9,319,917.45 is: 13,979,975.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,885,126.18 : 46,328,017.32 = 9,319,917.45 : x
  2. Step 2: Convert to fraction form
    30,885,126.18/46,328,017.32 = 9,319,917.45/x
  3. Step 3: Cross multiply
    30,885,126.18x = 46,328,017.32 × 9,319,917.45
  4. Step 4: Simplify right side
    30,885,126.18x = 431,773,297,044,570.19
  5. Step 5: Solve for x
    x = 431,773,297,044,570.19/30,885,126.18
  6. Step 6: Final answer
    x = 13,979,975.17

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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.