Home / 56,748,323.30-85,053,542.89-30,779,043.63

Finding the Fourth Proportional to 56,748,323.30, 85,053,542.89 and 30,779,043.63

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Solution

The fourth proportional to 56,748,323.30, 85,053,542.89 and 30,779,043.63 is: 46,131,172.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,748,323.30 : 85,053,542.89 = 30,779,043.63 : x
  2. Step 2: Convert to fraction form
    56,748,323.30/85,053,542.89 = 30,779,043.63/x
  3. Step 3: Cross multiply
    56,748,323.30x = 85,053,542.89 × 30,779,043.63
  4. Step 4: Simplify right side
    56,748,323.30x = 2,617,866,707,497,386
  5. Step 5: Solve for x
    x = 2,617,866,707,497,386/56,748,323.30
  6. Step 6: Final answer
    x = 46,131,172.79

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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.