Home / 45,219,266.10-67,828,899.15-28,000,577.70

Finding the Fourth Proportional to 45,219,266.10, 67,828,899.15 and 28,000,577.70

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Solution

The fourth proportional to 45,219,266.10, 67,828,899.15 and 28,000,577.70 is: 42,000,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,219,266.10 : 67,828,899.15 = 28,000,577.70 : x
  2. Step 2: Convert to fraction form
    45,219,266.10/67,828,899.15 = 28,000,577.70/x
  3. Step 3: Cross multiply
    45,219,266.10x = 67,828,899.15 × 28,000,577.70
  4. Step 4: Simplify right side
    45,219,266.10x = 1,899,248,360,955,039
  5. Step 5: Solve for x
    x = 1,899,248,360,955,039/45,219,266.10
  6. Step 6: Final answer
    x = 42,000,866.55

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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.