Home / 21,739,430.40-32,609,145.60-14,573,068.80

Finding the Fourth Proportional to 21,739,430.40, 32,609,145.60 and 14,573,068.80

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Solution

The fourth proportional to 21,739,430.40, 32,609,145.60 and 14,573,068.80 is: 21,859,603.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,739,430.40 : 32,609,145.60 = 14,573,068.80 : x
  2. Step 2: Convert to fraction form
    21,739,430.40/32,609,145.60 = 14,573,068.80/x
  3. Step 3: Cross multiply
    21,739,430.40x = 32,609,145.60 × 14,573,068.80
  4. Step 4: Simplify right side
    21,739,430.40x = 475,215,322,338,017.31
  5. Step 5: Solve for x
    x = 475,215,322,338,017.31/21,739,430.40
  6. Step 6: Final answer
    x = 21,859,603.20

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Double scale
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1.5x scale

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.