Home / 55,316,009.40-82,974,014.10-14,926,428.60

Finding the Fourth Proportional to 55,316,009.40, 82,974,014.10 and 14,926,428.60

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Solution

The fourth proportional to 55,316,009.40, 82,974,014.10 and 14,926,428.60 is: 22,389,642.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,316,009.40 : 82,974,014.10 = 14,926,428.60 : x
  2. Step 2: Convert to fraction form
    55,316,009.40/82,974,014.10 = 14,926,428.60/x
  3. Step 3: Cross multiply
    55,316,009.40x = 82,974,014.10 × 14,926,428.60
  4. Step 4: Simplify right side
    55,316,009.40x = 1,238,505,697,119,043.25
  5. Step 5: Solve for x
    x = 1,238,505,697,119,043.25/55,316,009.40
  6. Step 6: Final answer
    x = 22,389,642.90

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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.