Home / 77,403,507.24-106,816,856.02-42,596,198.04

Finding the Fourth Proportional to 77,403,507.24, 106,816,856.02 and 42,596,198.04

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Solution

The fourth proportional to 77,403,507.24, 106,816,856.02 and 42,596,198.04 is: 58,782,762.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,403,507.24 : 106,816,856.02 = 42,596,198.04 : x
  2. Step 2: Convert to fraction form
    77,403,507.24/106,816,856.02 = 42,596,198.04/x
  3. Step 3: Cross multiply
    77,403,507.24x = 106,816,856.02 × 42,596,198.04
  4. Step 4: Simplify right side
    77,403,507.24x = 4,549,991,953,038,086
  5. Step 5: Solve for x
    x = 4,549,991,953,038,086/77,403,507.24
  6. Step 6: Final answer
    x = 58,782,762.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.