Home / 10,529,530.50-14,530,848.29-6,178,689.32

Finding the Fourth Proportional to 10,529,530.50, 14,530,848.29 and 6,178,689.32

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Solution

The fourth proportional to 10,529,530.50, 14,530,848.29 and 6,178,689.32 is: 8,526,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529,530.50 : 14,530,848.29 = 6,178,689.32 : x
  2. Step 2: Convert to fraction form
    10,529,530.50/14,530,848.29 = 6,178,689.32/x
  3. Step 3: Cross multiply
    10,529,530.50x = 14,530,848.29 × 6,178,689.32
  4. Step 4: Simplify right side
    10,529,530.50x = 89,781,597,059,585.67
  5. Step 5: Solve for x
    x = 89,781,597,059,585.67/10,529,530.50
  6. Step 6: Final answer
    x = 8,526,647.70

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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.