Home / 28,527,733.10-42,812,030.64-12,144,504

Finding the Fourth Proportional to 28,527,733.10, 42,812,030.64 and 12,144,504

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Solution

The fourth proportional to 28,527,733.10, 42,812,030.64 and 12,144,504 is: 18,225,453.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,527,733.10 : 42,812,030.64 = 12,144,504 : x
  2. Step 2: Convert to fraction form
    28,527,733.10/42,812,030.64 = 12,144,504/x
  3. Step 3: Cross multiply
    28,527,733.10x = 42,812,030.64 × 12,144,504
  4. Step 4: Simplify right side
    28,527,733.10x = 519,930,877,355,602.56
  5. Step 5: Solve for x
    x = 519,930,877,355,602.56/28,527,733.10
  6. Step 6: Final answer
    x = 18,225,453.65

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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.