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Finding the Fourth Proportional to 14,900,642.40, 22,303,724.40 and 10,649,114.40

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Solution

The fourth proportional to 14,900,642.40, 22,303,724.40 and 10,649,114.40 is: 15,939,910.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,900,642.40 : 22,303,724.40 = 10,649,114.40 : x
  2. Step 2: Convert to fraction form
    14,900,642.40/22,303,724.40 = 10,649,114.40/x
  3. Step 3: Cross multiply
    14,900,642.40x = 22,303,724.40 × 10,649,114.40
  4. Step 4: Simplify right side
    14,900,642.40x = 237,514,912,681,671.34
  5. Step 5: Solve for x
    x = 237,514,912,681,671.34/14,900,642.40
  6. Step 6: Final answer
    x = 15,939,910.93

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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.