Home / 15,725,125.59-21,697,083-8,847,098.07

Finding the Fourth Proportional to 15,725,125.59, 21,697,083 and 8,847,098.07

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Solution

The fourth proportional to 15,725,125.59, 21,697,083 and 8,847,098.07 is: 12,206,975.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,725,125.59 : 21,697,083 = 8,847,098.07 : x
  2. Step 2: Convert to fraction form
    15,725,125.59/21,697,083 = 8,847,098.07/x
  3. Step 3: Cross multiply
    15,725,125.59x = 21,697,083 × 8,847,098.07
  4. Step 4: Simplify right side
    15,725,125.59x = 191,956,221,133,929.81
  5. Step 5: Solve for x
    x = 191,956,221,133,929.81/15,725,125.59
  6. Step 6: Final answer
    x = 12,206,975.39

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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.