Home / 48,356,935.80-72,535,403.70-42,688,231.80

Finding the Fourth Proportional to 48,356,935.80, 72,535,403.70 and 42,688,231.80

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Solution

The fourth proportional to 48,356,935.80, 72,535,403.70 and 42,688,231.80 is: 64,032,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,356,935.80 : 72,535,403.70 = 42,688,231.80 : x
  2. Step 2: Convert to fraction form
    48,356,935.80/72,535,403.70 = 42,688,231.80/x
  3. Step 3: Cross multiply
    48,356,935.80x = 72,535,403.70 × 42,688,231.80
  4. Step 4: Simplify right side
    48,356,935.80x = 3,096,408,126,852,177.50
  5. Step 5: Solve for x
    x = 3,096,408,126,852,177.50/48,356,935.80
  6. Step 6: Final answer
    x = 64,032,347.70

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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.