Home / 7,616,225.76-11,406,842.64-6,402,703.20

Finding the Fourth Proportional to 7,616,225.76, 11,406,842.64 and 6,402,703.20

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Solution

The fourth proportional to 7,616,225.76, 11,406,842.64 and 6,402,703.20 is: 9,589,346.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,616,225.76 : 11,406,842.64 = 6,402,703.20 : x
  2. Step 2: Convert to fraction form
    7,616,225.76/11,406,842.64 = 6,402,703.20/x
  3. Step 3: Cross multiply
    7,616,225.76x = 11,406,842.64 × 6,402,703.20
  4. Step 4: Simplify right side
    7,616,225.76x = 73,034,627,873,024.45
  5. Step 5: Solve for x
    x = 73,034,627,873,024.45/7,616,225.76
  6. Step 6: Final answer
    x = 9,589,346.51

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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.