Home / 13,624,663-18,802,488.98-7,430,048.74

Finding the Fourth Proportional to 13,624,663, 18,802,488.98 and 7,430,048.74

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Solution

The fourth proportional to 13,624,663, 18,802,488.98 and 7,430,048.74 is: 10,253,714.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,624,663 : 18,802,488.98 = 7,430,048.74 : x
  2. Step 2: Convert to fraction form
    13,624,663/18,802,488.98 = 7,430,048.74/x
  3. Step 3: Cross multiply
    13,624,663x = 18,802,488.98 × 7,430,048.74
  4. Step 4: Simplify right side
    13,624,663x = 139,703,409,554,712.89
  5. Step 5: Solve for x
    x = 139,703,409,554,712.89/13,624,663
  6. Step 6: Final answer
    x = 10,253,714.87

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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.