Home / 7,606,776.20-10,496,822.65-4,509,139.46

Finding the Fourth Proportional to 7,606,776.20, 10,496,822.65 and 4,509,139.46

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Solution

The fourth proportional to 7,606,776.20, 10,496,822.65 and 4,509,139.46 is: 6,222,299.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,606,776.20 : 10,496,822.65 = 4,509,139.46 : x
  2. Step 2: Convert to fraction form
    7,606,776.20/10,496,822.65 = 4,509,139.46/x
  3. Step 3: Cross multiply
    7,606,776.20x = 10,496,822.65 × 4,509,139.46
  4. Step 4: Simplify right side
    7,606,776.20x = 47,331,637,151,979.81
  5. Step 5: Solve for x
    x = 47,331,637,151,979.81/7,606,776.20
  6. Step 6: Final answer
    x = 6,222,299.16

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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.