Home / 10,249,410.87-14,143,631.94-5,665,437

Finding the Fourth Proportional to 10,249,410.87, 14,143,631.94 and 5,665,437

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Solution

The fourth proportional to 10,249,410.87, 14,143,631.94 and 5,665,437 is: 7,817,996.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249,410.87 : 14,143,631.94 = 5,665,437 : x
  2. Step 2: Convert to fraction form
    10,249,410.87/14,143,631.94 = 5,665,437/x
  3. Step 3: Cross multiply
    10,249,410.87x = 14,143,631.94 × 5,665,437
  4. Step 4: Simplify right side
    10,249,410.87x = 80,129,855,707,257.78
  5. Step 5: Solve for x
    x = 80,129,855,707,257.78/10,249,410.87
  6. Step 6: Final answer
    x = 7,817,996.25

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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.