Home / 8,723,369.19-12,039,603.18-5,240,646.87

Finding the Fourth Proportional to 8,723,369.19, 12,039,603.18 and 5,240,646.87

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Solution

The fourth proportional to 8,723,369.19, 12,039,603.18 and 5,240,646.87 is: 7,232,905.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723,369.19 : 12,039,603.18 = 5,240,646.87 : x
  2. Step 2: Convert to fraction form
    8,723,369.19/12,039,603.18 = 5,240,646.87/x
  3. Step 3: Cross multiply
    8,723,369.19x = 12,039,603.18 × 5,240,646.87
  4. Step 4: Simplify right side
    8,723,369.19x = 63,095,308,721,309.05
  5. Step 5: Solve for x
    x = 63,095,308,721,309.05/8,723,369.19
  6. Step 6: Final answer
    x = 7,232,905.93

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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.