Home / 14,513,567.78-20,028,320.94-8,235,238.22

Finding the Fourth Proportional to 14,513,567.78, 20,028,320.94 and 8,235,238.22

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Solution

The fourth proportional to 14,513,567.78, 20,028,320.94 and 8,235,238.22 is: 11,364,400.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,513,567.78 : 20,028,320.94 = 8,235,238.22 : x
  2. Step 2: Convert to fraction form
    14,513,567.78/20,028,320.94 = 8,235,238.22/x
  3. Step 3: Cross multiply
    14,513,567.78x = 20,028,320.94 × 8,235,238.22
  4. Step 4: Simplify right side
    14,513,567.78x = 164,937,994,159,697.16
  5. Step 5: Solve for x
    x = 164,937,994,159,697.16/14,513,567.78
  6. Step 6: Final answer
    x = 11,364,400.31

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1.5x scale

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.