Home / 25,184,501.60-37,767,421.20-8,145,730.40

Finding the Fourth Proportional to 25,184,501.60, 37,767,421.20 and 8,145,730.40

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Solution

The fourth proportional to 25,184,501.60, 37,767,421.20 and 8,145,730.40 is: 12,215,577.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,184,501.60 : 37,767,421.20 = 8,145,730.40 : x
  2. Step 2: Convert to fraction form
    25,184,501.60/37,767,421.20 = 8,145,730.40/x
  3. Step 3: Cross multiply
    25,184,501.60x = 37,767,421.20 × 8,145,730.40
  4. Step 4: Simplify right side
    25,184,501.60x = 307,643,230,998,444.50
  5. Step 5: Solve for x
    x = 307,643,230,998,444.50/25,184,501.60
  6. Step 6: Final answer
    x = 12,215,577.50

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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.