Home / 10,984,953.70-16,477,430.55-9,939,859.30

Finding the Fourth Proportional to 10,984,953.70, 16,477,430.55 and 9,939,859.30

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Solution

The fourth proportional to 10,984,953.70, 16,477,430.55 and 9,939,859.30 is: 14,909,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984,953.70 : 16,477,430.55 = 9,939,859.30 : x
  2. Step 2: Convert to fraction form
    10,984,953.70/16,477,430.55 = 9,939,859.30/x
  3. Step 3: Cross multiply
    10,984,953.70x = 16,477,430.55 × 9,939,859.30
  4. Step 4: Simplify right side
    10,984,953.70x = 163,783,341,292,521.62
  5. Step 5: Solve for x
    x = 163,783,341,292,521.62/10,984,953.70
  6. Step 6: Final answer
    x = 14,909,788.95

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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.