Home / 10,569,947.78-14,586,279.83-6,219,315.88

Finding the Fourth Proportional to 10,569,947.78, 14,586,279.83 and 6,219,315.88

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Solution

The fourth proportional to 10,569,947.78, 14,586,279.83 and 6,219,315.88 is: 8,582,509.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,569,947.78 : 14,586,279.83 = 6,219,315.88 : x
  2. Step 2: Convert to fraction form
    10,569,947.78/14,586,279.83 = 6,219,315.88/x
  3. Step 3: Cross multiply
    10,569,947.78x = 14,586,279.83 × 6,219,315.88
  4. Step 4: Simplify right side
    10,569,947.78x = 90,716,681,732,602.86
  5. Step 5: Solve for x
    x = 90,716,681,732,602.86/10,569,947.78
  6. Step 6: Final answer
    x = 8,582,509.92

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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.