Home / 49,776,006.40-74,664,009.60-39,698,310.40

Finding the Fourth Proportional to 49,776,006.40, 74,664,009.60 and 39,698,310.40

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Solution

The fourth proportional to 49,776,006.40, 74,664,009.60 and 39,698,310.40 is: 59,547,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,776,006.40 : 74,664,009.60 = 39,698,310.40 : x
  2. Step 2: Convert to fraction form
    49,776,006.40/74,664,009.60 = 39,698,310.40/x
  3. Step 3: Cross multiply
    49,776,006.40x = 74,664,009.60 × 39,698,310.40
  4. Step 4: Simplify right side
    49,776,006.40x = 2,964,035,028,809,379.50
  5. Step 5: Solve for x
    x = 2,964,035,028,809,379.50/49,776,006.40
  6. Step 6: Final answer
    x = 59,547,465.60

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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.