Home / 10,148,875.92-15,236,304.93-8,718,709.14

Finding the Fourth Proportional to 10,148,875.92, 15,236,304.93 and 8,718,709.14

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Solution

The fourth proportional to 10,148,875.92, 15,236,304.93 and 8,718,709.14 is: 13,089,224.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148,875.92 : 15,236,304.93 = 8,718,709.14 : x
  2. Step 2: Convert to fraction form
    10,148,875.92/15,236,304.93 = 8,718,709.14/x
  3. Step 3: Cross multiply
    10,148,875.92x = 15,236,304.93 × 8,718,709.14
  4. Step 4: Simplify right side
    10,148,875.92x = 132,840,911,053,018.06
  5. Step 5: Solve for x
    x = 132,840,911,053,018.06/10,148,875.92
  6. Step 6: Final answer
    x = 13,089,224.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.