Home / 10,385,930.55-14,332,628.63-5,676,421.17

Finding the Fourth Proportional to 10,385,930.55, 14,332,628.63 and 5,676,421.17

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Solution

The fourth proportional to 10,385,930.55, 14,332,628.63 and 5,676,421.17 is: 7,833,485.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385,930.55 : 14,332,628.63 = 5,676,421.17 : x
  2. Step 2: Convert to fraction form
    10,385,930.55/14,332,628.63 = 5,676,421.17/x
  3. Step 3: Cross multiply
    10,385,930.55x = 14,332,628.63 × 5,676,421.17
  4. Step 4: Simplify right side
    10,385,930.55x = 81,358,036,588,740.22
  5. Step 5: Solve for x
    x = 81,358,036,588,740.22/10,385,930.55
  6. Step 6: Final answer
    x = 7,833,485.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.