Home / 8,606,340.79-11,877,011.57-4,739,000.45

Finding the Fourth Proportional to 8,606,340.79, 11,877,011.57 and 4,739,000.45

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Solution

The fourth proportional to 8,606,340.79, 11,877,011.57 and 4,739,000.45 is: 6,539,964.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,606,340.79 : 11,877,011.57 = 4,739,000.45 : x
  2. Step 2: Convert to fraction form
    8,606,340.79/11,877,011.57 = 4,739,000.45/x
  3. Step 3: Cross multiply
    8,606,340.79x = 11,877,011.57 × 4,739,000.45
  4. Step 4: Simplify right side
    8,606,340.79x = 56,285,163,127,347.65
  5. Step 5: Solve for x
    x = 56,285,163,127,347.65/8,606,340.79
  6. Step 6: Final answer
    x = 6,539,964.49

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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.