Home / 55,145,903.60-82,559,423.10-53,551,580.60

Finding the Fourth Proportional to 55,145,903.60, 82,559,423.10 and 53,551,580.60

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Solution

The fourth proportional to 55,145,903.60, 82,559,423.10 and 53,551,580.60 is: 80,172,547.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,145,903.60 : 82,559,423.10 = 53,551,580.60 : x
  2. Step 2: Convert to fraction form
    55,145,903.60/82,559,423.10 = 53,551,580.60/x
  3. Step 3: Cross multiply
    55,145,903.60x = 82,559,423.10 × 53,551,580.60
  4. Step 4: Simplify right side
    55,145,903.60x = 4,421,187,600,429,151.50
  5. Step 5: Solve for x
    x = 4,421,187,600,429,151.50/55,145,903.60
  6. Step 6: Final answer
    x = 80,172,547.95

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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.