Home / 86,914,911.40-130,372,367.10-26,330,637.40

Finding the Fourth Proportional to 86,914,911.40, 130,372,367.10 and 26,330,637.40

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Solution

The fourth proportional to 86,914,911.40, 130,372,367.10 and 26,330,637.40 is: 39,495,956.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,914,911.40 : 130,372,367.10 = 26,330,637.40 : x
  2. Step 2: Convert to fraction form
    86,914,911.40/130,372,367.10 = 26,330,637.40/x
  3. Step 3: Cross multiply
    86,914,911.40x = 130,372,367.10 × 26,330,637.40
  4. Step 4: Simplify right side
    86,914,911.40x = 3,432,787,525,089,789
  5. Step 5: Solve for x
    x = 3,432,787,525,089,789/86,914,911.40
  6. Step 6: Final answer
    x = 39,495,956.10

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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.