Home / 21,724,059.60-32,604,460.20-8,953,729.20

Finding the Fourth Proportional to 21,724,059.60, 32,604,460.20 and 8,953,729.20

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Solution

The fourth proportional to 21,724,059.60, 32,604,460.20 and 8,953,729.20 is: 13,438,165.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,724,059.60 : 32,604,460.20 = 8,953,729.20 : x
  2. Step 2: Convert to fraction form
    21,724,059.60/32,604,460.20 = 8,953,729.20/x
  3. Step 3: Cross multiply
    21,724,059.60x = 32,604,460.20 × 8,953,729.20
  4. Step 4: Simplify right side
    21,724,059.60x = 291,931,507,342,977.81
  5. Step 5: Solve for x
    x = 291,931,507,342,977.81/21,724,059.60
  6. Step 6: Final answer
    x = 13,438,165.46

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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.