Home / 8,421,114.46-11,621,207.45-4,649,298.08

Finding the Fourth Proportional to 8,421,114.46, 11,621,207.45 and 4,649,298.08

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Solution

The fourth proportional to 8,421,114.46, 11,621,207.45 and 4,649,298.08 is: 6,416,069.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,421,114.46 : 11,621,207.45 = 4,649,298.08 : x
  2. Step 2: Convert to fraction form
    8,421,114.46/11,621,207.45 = 4,649,298.08/x
  3. Step 3: Cross multiply
    8,421,114.46x = 11,621,207.45 × 4,649,298.08
  4. Step 4: Simplify right side
    8,421,114.46x = 54,030,457,411,931.61
  5. Step 5: Solve for x
    x = 54,030,457,411,931.61/8,421,114.46
  6. Step 6: Final answer
    x = 6,416,069.71

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.