Home / 30,885,135.93-46,328,031.95-9,319,927.19

Finding the Fourth Proportional to 30,885,135.93, 46,328,031.95 and 9,319,927.19

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Solution

The fourth proportional to 30,885,135.93, 46,328,031.95 and 9,319,927.19 is: 13,979,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,885,135.93 : 46,328,031.95 = 9,319,927.19 : x
  2. Step 2: Convert to fraction form
    30,885,135.93/46,328,031.95 = 9,319,927.19/x
  3. Step 3: Cross multiply
    30,885,135.93x = 46,328,031.95 × 9,319,927.19
  4. Step 4: Simplify right side
    30,885,135.93x = 431,773,884,351,753.94
  5. Step 5: Solve for x
    x = 431,773,884,351,753.94/30,885,135.93
  6. Step 6: Final answer
    x = 13,979,989.77

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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.