Home / 51,312,401.16-70,784,267.10-31,727,028.84

Finding the Fourth Proportional to 51,312,401.16, 70,784,267.10 and 31,727,028.84

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Solution

The fourth proportional to 51,312,401.16, 70,784,267.10 and 31,727,028.84 is: 43,766,700.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,312,401.16 : 70,784,267.10 = 31,727,028.84 : x
  2. Step 2: Convert to fraction form
    51,312,401.16/70,784,267.10 = 31,727,028.84/x
  3. Step 3: Cross multiply
    51,312,401.16x = 70,784,267.10 × 31,727,028.84
  4. Step 4: Simplify right side
    51,312,401.16x = 2,245,774,483,699,963
  5. Step 5: Solve for x
    x = 2,245,774,483,699,963/51,312,401.16
  6. Step 6: Final answer
    x = 43,766,700.31

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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.