Home / 56,047,312.80-83,911,536.90-49,670,020.80

Finding the Fourth Proportional to 56,047,312.80, 83,911,536.90 and 49,670,020.80

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Solution

The fourth proportional to 56,047,312.80, 83,911,536.90 and 49,670,020.80 is: 74,363,739.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,047,312.80 : 83,911,536.90 = 49,670,020.80 : x
  2. Step 2: Convert to fraction form
    56,047,312.80/83,911,536.90 = 49,670,020.80/x
  3. Step 3: Cross multiply
    56,047,312.80x = 83,911,536.90 × 49,670,020.80
  4. Step 4: Simplify right side
    56,047,312.80x = 4,167,887,783,182,967.50
  5. Step 5: Solve for x
    x = 4,167,887,783,182,967.50/56,047,312.80
  6. Step 6: Final answer
    x = 74,363,739.76

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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.