Home / 55,298,698.40-82,948,047.60-52,909,911.20

Finding the Fourth Proportional to 55,298,698.40, 82,948,047.60 and 52,909,911.20

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Solution

The fourth proportional to 55,298,698.40, 82,948,047.60 and 52,909,911.20 is: 79,364,866.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,298,698.40 : 82,948,047.60 = 52,909,911.20 : x
  2. Step 2: Convert to fraction form
    55,298,698.40/82,948,047.60 = 52,909,911.20/x
  3. Step 3: Cross multiply
    55,298,698.40x = 82,948,047.60 × 52,909,911.20
  4. Step 4: Simplify right side
    55,298,698.40x = 4,388,773,832,729,373
  5. Step 5: Solve for x
    x = 4,388,773,832,729,373/55,298,698.40
  6. Step 6: Final answer
    x = 79,364,866.80

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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.