Home / 25,237,807.80-37,856,711.70-15,663,996.60

Finding the Fourth Proportional to 25,237,807.80, 37,856,711.70 and 15,663,996.60

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Solution

The fourth proportional to 25,237,807.80, 37,856,711.70 and 15,663,996.60 is: 23,495,994.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,237,807.80 : 37,856,711.70 = 15,663,996.60 : x
  2. Step 2: Convert to fraction form
    25,237,807.80/37,856,711.70 = 15,663,996.60/x
  3. Step 3: Cross multiply
    25,237,807.80x = 37,856,711.70 × 15,663,996.60
  4. Step 4: Simplify right side
    25,237,807.80x = 592,987,403,355,980.25
  5. Step 5: Solve for x
    x = 592,987,403,355,980.25/25,237,807.80
  6. Step 6: Final answer
    x = 23,495,994.90

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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.