Home / 14,488,148.22-19,989,282.02-8,684,812.50

Finding the Fourth Proportional to 14,488,148.22, 19,989,282.02 and 8,684,812.50

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Solution

The fourth proportional to 14,488,148.22, 19,989,282.02 and 8,684,812.50 is: 11,982,426.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488,148.22 : 19,989,282.02 = 8,684,812.50 : x
  2. Step 2: Convert to fraction form
    14,488,148.22/19,989,282.02 = 8,684,812.50/x
  3. Step 3: Cross multiply
    14,488,148.22x = 19,989,282.02 × 8,684,812.50
  4. Step 4: Simplify right side
    14,488,148.22x = 173,603,166,309,897.19
  5. Step 5: Solve for x
    x = 173,603,166,309,897.19/14,488,148.22
  6. Step 6: Final answer
    x = 11,982,426.16

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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.