Home / 51,662,210.89-71,293,854.90-28,457,337.84

Finding the Fourth Proportional to 51,662,210.89, 71,293,854.90 and 28,457,337.84

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Solution

The fourth proportional to 51,662,210.89, 71,293,854.90 and 28,457,337.84 is: 39,271,128.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,662,210.89 : 71,293,854.90 = 28,457,337.84 : x
  2. Step 2: Convert to fraction form
    51,662,210.89/71,293,854.90 = 28,457,337.84/x
  3. Step 3: Cross multiply
    51,662,210.89x = 71,293,854.90 × 28,457,337.84
  4. Step 4: Simplify right side
    51,662,210.89x = 2,028,833,314,805,239.50
  5. Step 5: Solve for x
    x = 2,028,833,314,805,239.50/51,662,210.89
  6. Step 6: Final answer
    x = 39,271,128.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.