Home / 47,263,338.60-70,895,007.90-28,084,223.40

Finding the Fourth Proportional to 47,263,338.60, 70,895,007.90 and 28,084,223.40

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Solution

The fourth proportional to 47,263,338.60, 70,895,007.90 and 28,084,223.40 is: 42,126,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,263,338.60 : 70,895,007.90 = 28,084,223.40 : x
  2. Step 2: Convert to fraction form
    47,263,338.60/70,895,007.90 = 28,084,223.40/x
  3. Step 3: Cross multiply
    47,263,338.60x = 70,895,007.90 × 28,084,223.40
  4. Step 4: Simplify right side
    47,263,338.60x = 1,991,031,239,808,365
  5. Step 5: Solve for x
    x = 1,991,031,239,808,365/47,263,338.60
  6. Step 6: Final answer
    x = 42,126,335.10

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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.