Home / 13,649,008.98-18,835,633.17-7,537,831.14

Finding the Fourth Proportional to 13,649,008.98, 18,835,633.17 and 7,537,831.14

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Solution

The fourth proportional to 13,649,008.98, 18,835,633.17 and 7,537,831.14 is: 10,402,207.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,649,008.98 : 18,835,633.17 = 7,537,831.14 : x
  2. Step 2: Convert to fraction form
    13,649,008.98/18,835,633.17 = 7,537,831.14/x
  3. Step 3: Cross multiply
    13,649,008.98x = 18,835,633.17 × 7,537,831.14
  4. Step 4: Simplify right side
    13,649,008.98x = 141,979,822,250,442.91
  5. Step 5: Solve for x
    x = 141,979,822,250,442.91/13,649,008.98
  6. Step 6: Final answer
    x = 10,402,207.40

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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.