Home / 14,429,818.94-19,913,160.87-7,814,458.76

Finding the Fourth Proportional to 14,429,818.94, 19,913,160.87 and 7,814,458.76

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Solution

The fourth proportional to 14,429,818.94, 19,913,160.87 and 7,814,458.76 is: 10,783,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,429,818.94 : 19,913,160.87 = 7,814,458.76 : x
  2. Step 2: Convert to fraction form
    14,429,818.94/19,913,160.87 = 7,814,458.76/x
  3. Step 3: Cross multiply
    14,429,818.94x = 19,913,160.87 × 7,814,458.76
  4. Step 4: Simplify right side
    14,429,818.94x = 155,610,574,300,294.94
  5. Step 5: Solve for x
    x = 155,610,574,300,294.94/14,429,818.94
  6. Step 6: Final answer
    x = 10,783,958.90

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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.