Home / 47,339,990.40-71,009,985.60-34,585,406.40

Finding the Fourth Proportional to 47,339,990.40, 71,009,985.60 and 34,585,406.40

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Solution

The fourth proportional to 47,339,990.40, 71,009,985.60 and 34,585,406.40 is: 51,878,109.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,339,990.40 : 71,009,985.60 = 34,585,406.40 : x
  2. Step 2: Convert to fraction form
    47,339,990.40/71,009,985.60 = 34,585,406.40/x
  3. Step 3: Cross multiply
    47,339,990.40x = 71,009,985.60 × 34,585,406.40
  4. Step 4: Simplify right side
    47,339,990.40x = 2,455,909,210,434,147.50
  5. Step 5: Solve for x
    x = 2,455,909,210,434,147.50/47,339,990.40
  6. Step 6: Final answer
    x = 51,878,109.60

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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.