Home / 30,360,587.86-45,540,846.09-9,890,273.93

Finding the Fourth Proportional to 30,360,587.86, 45,540,846.09 and 9,890,273.93

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Solution

The fourth proportional to 30,360,587.86, 45,540,846.09 and 9,890,273.93 is: 14,835,399.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,360,587.86 : 45,540,846.09 = 9,890,273.93 : x
  2. Step 2: Convert to fraction form
    30,360,587.86/45,540,846.09 = 9,890,273.93/x
  3. Step 3: Cross multiply
    30,360,587.86x = 45,540,846.09 × 9,890,273.93
  4. Step 4: Simplify right side
    30,360,587.86x = 450,411,442,834,069.44
  5. Step 5: Solve for x
    x = 450,411,442,834,069.44/30,360,587.86
  6. Step 6: Final answer
    x = 14,835,399.27

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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.