Home / 30,695,130-42,357,790.08-17,463,060.72

Finding the Fourth Proportional to 30,695,130, 42,357,790.08 and 17,463,060.72

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Solution

The fourth proportional to 30,695,130, 42,357,790.08 and 17,463,060.72 is: 24,098,176.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,695,130 : 42,357,790.08 = 17,463,060.72 : x
  2. Step 2: Convert to fraction form
    30,695,130/42,357,790.08 = 17,463,060.72/x
  3. Step 3: Cross multiply
    30,695,130x = 42,357,790.08 × 17,463,060.72
  4. Step 4: Simplify right side
    30,695,130x = 739,696,660,132,053.62
  5. Step 5: Solve for x
    x = 739,696,660,132,053.62/30,695,130
  6. Step 6: Final answer
    x = 24,098,176.49

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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.