Home / 15,807,632.36-21,814,528.38-8,564,288.36

Finding the Fourth Proportional to 15,807,632.36, 21,814,528.38 and 8,564,288.36

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Solution

The fourth proportional to 15,807,632.36, 21,814,528.38 and 8,564,288.36 is: 11,818,715.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,807,632.36 : 21,814,528.38 = 8,564,288.36 : x
  2. Step 2: Convert to fraction form
    15,807,632.36/21,814,528.38 = 8,564,288.36/x
  3. Step 3: Cross multiply
    15,807,632.36x = 21,814,528.38 × 8,564,288.36
  4. Step 4: Simplify right side
    15,807,632.36x = 186,825,911,483,723.62
  5. Step 5: Solve for x
    x = 186,825,911,483,723.62/15,807,632.36
  6. Step 6: Final answer
    x = 11,818,715.62

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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.