Home / 56,484,634.40-84,739,626.48-18,148,332.32

Finding the Fourth Proportional to 56,484,634.40, 84,739,626.48 and 18,148,332.32

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Solution

The fourth proportional to 56,484,634.40, 84,739,626.48 and 18,148,332.32 is: 27,226,570.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,484,634.40 : 84,739,626.48 = 18,148,332.32 : x
  2. Step 2: Convert to fraction form
    56,484,634.40/84,739,626.48 = 18,148,332.32/x
  3. Step 3: Cross multiply
    56,484,634.40x = 84,739,626.48 × 18,148,332.32
  4. Step 4: Simplify right side
    56,484,634.40x = 1,537,882,902,031,712
  5. Step 5: Solve for x
    x = 1,537,882,902,031,712/56,484,634.40
  6. Step 6: Final answer
    x = 27,226,570.88

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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.