Home / 8,418,711.48-12,624,141.18-4,374,111.96

Finding the Fourth Proportional to 8,418,711.48, 12,624,141.18 and 4,374,111.96

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Solution

The fourth proportional to 8,418,711.48, 12,624,141.18 and 4,374,111.96 is: 6,559,128.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,418,711.48 : 12,624,141.18 = 4,374,111.96 : x
  2. Step 2: Convert to fraction form
    8,418,711.48/12,624,141.18 = 4,374,111.96/x
  3. Step 3: Cross multiply
    8,418,711.48x = 12,624,141.18 × 4,374,111.96
  4. Step 4: Simplify right side
    8,418,711.48x = 55,219,406,920,166.51
  5. Step 5: Solve for x
    x = 55,219,406,920,166.51/8,418,711.48
  6. Step 6: Final answer
    x = 6,559,128.09

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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.