Home / 8,308,038.40-12,463,742.40-4,715,526.40

Finding the Fourth Proportional to 8,308,038.40, 12,463,742.40 and 4,715,526.40

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Solution

The fourth proportional to 8,308,038.40, 12,463,742.40 and 4,715,526.40 is: 7,074,245.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,038.40 : 12,463,742.40 = 4,715,526.40 : x
  2. Step 2: Convert to fraction form
    8,308,038.40/12,463,742.40 = 4,715,526.40/x
  3. Step 3: Cross multiply
    8,308,038.40x = 12,463,742.40 × 4,715,526.40
  4. Step 4: Simplify right side
    8,308,038.40x = 58,773,106,329,999.37
  5. Step 5: Solve for x
    x = 58,773,106,329,999.37/8,308,038.40
  6. Step 6: Final answer
    x = 7,074,245.87

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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.