Home / 19,801,460.40-29,698,043.40-9,711,322.80

Finding the Fourth Proportional to 19,801,460.40, 29,698,043.40 and 9,711,322.80

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Solution

The fourth proportional to 19,801,460.40, 29,698,043.40 and 9,711,322.80 is: 14,564,950.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,801,460.40 : 29,698,043.40 = 9,711,322.80 : x
  2. Step 2: Convert to fraction form
    19,801,460.40/29,698,043.40 = 9,711,322.80/x
  3. Step 3: Cross multiply
    19,801,460.40x = 29,698,043.40 × 9,711,322.80
  4. Step 4: Simplify right side
    19,801,460.40x = 288,407,285,985,809.50
  5. Step 5: Solve for x
    x = 288,407,285,985,809.50/19,801,460.40
  6. Step 6: Final answer
    x = 14,564,950.27

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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.