Home / 10,359,920.70-15,539,881.05-6,328,842.30

Finding the Fourth Proportional to 10,359,920.70, 15,539,881.05 and 6,328,842.30

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Solution

The fourth proportional to 10,359,920.70, 15,539,881.05 and 6,328,842.30 is: 9,493,263.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359,920.70 : 15,539,881.05 = 6,328,842.30 : x
  2. Step 2: Convert to fraction form
    10,359,920.70/15,539,881.05 = 6,328,842.30/x
  3. Step 3: Cross multiply
    10,359,920.70x = 15,539,881.05 × 6,328,842.30
  4. Step 4: Simplify right side
    10,359,920.70x = 98,349,456,526,208.42
  5. Step 5: Solve for x
    x = 98,349,456,526,208.42/10,359,920.70
  6. Step 6: Final answer
    x = 9,493,263.45

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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.