Home / 39,312,077.40-58,968,116.10-20,180,201.40

Finding the Fourth Proportional to 39,312,077.40, 58,968,116.10 and 20,180,201.40

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Solution

The fourth proportional to 39,312,077.40, 58,968,116.10 and 20,180,201.40 is: 30,270,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,312,077.40 : 58,968,116.10 = 20,180,201.40 : x
  2. Step 2: Convert to fraction form
    39,312,077.40/58,968,116.10 = 20,180,201.40/x
  3. Step 3: Cross multiply
    39,312,077.40x = 58,968,116.10 × 20,180,201.40
  4. Step 4: Simplify right side
    39,312,077.40x = 1,189,988,459,076,582.50
  5. Step 5: Solve for x
    x = 1,189,988,459,076,582.50/39,312,077.40
  6. Step 6: Final answer
    x = 30,270,302.10

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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.