Home / 14,014,953.60-21,022,430.40-8,606,065.20

Finding the Fourth Proportional to 14,014,953.60, 21,022,430.40 and 8,606,065.20

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Solution

The fourth proportional to 14,014,953.60, 21,022,430.40 and 8,606,065.20 is: 12,909,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014,953.60 : 21,022,430.40 = 8,606,065.20 : x
  2. Step 2: Convert to fraction form
    14,014,953.60/21,022,430.40 = 8,606,065.20/x
  3. Step 3: Cross multiply
    14,014,953.60x = 21,022,430.40 × 8,606,065.20
  4. Step 4: Simplify right side
    14,014,953.60x = 180,920,406,684,862.06
  5. Step 5: Solve for x
    x = 180,920,406,684,862.06/14,014,953.60
  6. Step 6: Final answer
    x = 12,909,097.80

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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.