Home / 49,923,209.60-74,884,814.40-28,424,124.80

Finding the Fourth Proportional to 49,923,209.60, 74,884,814.40 and 28,424,124.80

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Solution

The fourth proportional to 49,923,209.60, 74,884,814.40 and 28,424,124.80 is: 42,636,187.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,923,209.60 : 74,884,814.40 = 28,424,124.80 : x
  2. Step 2: Convert to fraction form
    49,923,209.60/74,884,814.40 = 28,424,124.80/x
  3. Step 3: Cross multiply
    49,923,209.60x = 74,884,814.40 × 28,424,124.80
  4. Step 4: Simplify right side
    49,923,209.60x = 2,128,535,310,130,437.25
  5. Step 5: Solve for x
    x = 2,128,535,310,130,437.25/49,923,209.60
  6. Step 6: Final answer
    x = 42,636,187.20

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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.