Home / 21,607,265.60-32,367,352.80-13,495,342.40

Finding the Fourth Proportional to 21,607,265.60, 32,367,352.80 and 13,495,342.40

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Solution

The fourth proportional to 21,607,265.60, 32,367,352.80 and 13,495,342.40 is: 20,215,816.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,607,265.60 : 32,367,352.80 = 13,495,342.40 : x
  2. Step 2: Convert to fraction form
    21,607,265.60/32,367,352.80 = 13,495,342.40/x
  3. Step 3: Cross multiply
    21,607,265.60x = 32,367,352.80 × 13,495,342.40
  4. Step 4: Simplify right side
    21,607,265.60x = 436,808,508,617,598.75
  5. Step 5: Solve for x
    x = 436,808,508,617,598.75/21,607,265.60
  6. Step 6: Final answer
    x = 20,215,816.14

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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.