Home / 75,174,810.10-112,762,215.15-52,499,994.10

Finding the Fourth Proportional to 75,174,810.10, 112,762,215.15 and 52,499,994.10

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Solution

The fourth proportional to 75,174,810.10, 112,762,215.15 and 52,499,994.10 is: 78,749,991.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,174,810.10 : 112,762,215.15 = 52,499,994.10 : x
  2. Step 2: Convert to fraction form
    75,174,810.10/112,762,215.15 = 52,499,994.10/x
  3. Step 3: Cross multiply
    75,174,810.10x = 112,762,215.15 × 52,499,994.10
  4. Step 4: Simplify right side
    75,174,810.10x = 5,920,015,630,077,931
  5. Step 5: Solve for x
    x = 5,920,015,630,077,931/75,174,810.10
  6. Step 6: Final answer
    x = 78,749,991.15

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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.