Home / 8,918,423.34-13,377,912.48-4,243,475.94

Finding the Fourth Proportional to 8,918,423.34, 13,377,912.48 and 4,243,475.94

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Solution

The fourth proportional to 8,918,423.34, 13,377,912.48 and 4,243,475.94 is: 6,365,345.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,918,423.34 : 13,377,912.48 = 4,243,475.94 : x
  2. Step 2: Convert to fraction form
    8,918,423.34/13,377,912.48 = 4,243,475.94/x
  3. Step 3: Cross multiply
    8,918,423.34x = 13,377,912.48 × 4,243,475.94
  4. Step 4: Simplify right side
    8,918,423.34x = 56,768,849,736,305.74
  5. Step 5: Solve for x
    x = 56,768,849,736,305.74/8,918,423.34
  6. Step 6: Final answer
    x = 6,365,345.93

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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.