Home / 55,558,026.08-76,670,079.47-30,440,242.23

Finding the Fourth Proportional to 55,558,026.08, 76,670,079.47 and 30,440,242.23

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Solution

The fourth proportional to 55,558,026.08, 76,670,079.47 and 30,440,242.23 is: 42,007,536.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,558,026.08 : 76,670,079.47 = 30,440,242.23 : x
  2. Step 2: Convert to fraction form
    55,558,026.08/76,670,079.47 = 30,440,242.23/x
  3. Step 3: Cross multiply
    55,558,026.08x = 76,670,079.47 × 30,440,242.23
  4. Step 4: Simplify right side
    55,558,026.08x = 2,333,855,791,096,038.50
  5. Step 5: Solve for x
    x = 2,333,855,791,096,038.50/55,558,026.08
  6. Step 6: Final answer
    x = 42,007,536.19

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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.