Home / 43,573,564.80-65,360,347.20-13,281,379.20

Finding the Fourth Proportional to 43,573,564.80, 65,360,347.20 and 13,281,379.20

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Solution

The fourth proportional to 43,573,564.80, 65,360,347.20 and 13,281,379.20 is: 19,922,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,573,564.80 : 65,360,347.20 = 13,281,379.20 : x
  2. Step 2: Convert to fraction form
    43,573,564.80/65,360,347.20 = 13,281,379.20/x
  3. Step 3: Cross multiply
    43,573,564.80x = 65,360,347.20 × 13,281,379.20
  4. Step 4: Simplify right side
    43,573,564.80x = 868,075,555,806,858.25
  5. Step 5: Solve for x
    x = 868,075,555,806,858.25/43,573,564.80
  6. Step 6: Final answer
    x = 19,922,068.80

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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.