Home / 49,326,290.40-73,989,435.60-47,310,751.20

Finding the Fourth Proportional to 49,326,290.40, 73,989,435.60 and 47,310,751.20

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Solution

The fourth proportional to 49,326,290.40, 73,989,435.60 and 47,310,751.20 is: 70,966,126.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,326,290.40 : 73,989,435.60 = 47,310,751.20 : x
  2. Step 2: Convert to fraction form
    49,326,290.40/73,989,435.60 = 47,310,751.20/x
  3. Step 3: Cross multiply
    49,326,290.40x = 73,989,435.60 × 47,310,751.20
  4. Step 4: Simplify right side
    49,326,290.40x = 3,500,495,779,100,022.50
  5. Step 5: Solve for x
    x = 3,500,495,779,100,022.50/49,326,290.40
  6. Step 6: Final answer
    x = 70,966,126.80

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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.