Home / 14,235,439.60-21,353,159.40-8,860,668.40

Finding the Fourth Proportional to 14,235,439.60, 21,353,159.40 and 8,860,668.40

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Solution

The fourth proportional to 14,235,439.60, 21,353,159.40 and 8,860,668.40 is: 13,291,002.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235,439.60 : 21,353,159.40 = 8,860,668.40 : x
  2. Step 2: Convert to fraction form
    14,235,439.60/21,353,159.40 = 8,860,668.40/x
  3. Step 3: Cross multiply
    14,235,439.60x = 21,353,159.40 × 8,860,668.40
  4. Step 4: Simplify right side
    14,235,439.60x = 189,203,264,735,742.97
  5. Step 5: Solve for x
    x = 189,203,264,735,742.97/14,235,439.60
  6. Step 6: Final answer
    x = 13,291,002.60

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1.5x scale

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.