Home / 15,475,246.68-21,356,358.36-8,600,018.52

Finding the Fourth Proportional to 15,475,246.68, 21,356,358.36 and 8,600,018.52

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Solution

The fourth proportional to 15,475,246.68, 21,356,358.36 and 8,600,018.52 is: 11,868,313.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475,246.68 : 21,356,358.36 = 8,600,018.52 : x
  2. Step 2: Convert to fraction form
    15,475,246.68/21,356,358.36 = 8,600,018.52/x
  3. Step 3: Cross multiply
    15,475,246.68x = 21,356,358.36 × 8,600,018.52
  4. Step 4: Simplify right side
    15,475,246.68x = 183,665,077,415,756.81
  5. Step 5: Solve for x
    x = 183,665,077,415,756.81/15,475,246.68
  6. Step 6: Final answer
    x = 11,868,313.39

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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.