Home / 13,346,952.60-20,020,428.90-4,828,603.80

Finding the Fourth Proportional to 13,346,952.60, 20,020,428.90 and 4,828,603.80

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Solution

The fourth proportional to 13,346,952.60, 20,020,428.90 and 4,828,603.80 is: 7,242,905.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346,952.60 : 20,020,428.90 = 4,828,603.80 : x
  2. Step 2: Convert to fraction form
    13,346,952.60/20,020,428.90 = 4,828,603.80/x
  3. Step 3: Cross multiply
    13,346,952.60x = 20,020,428.90 × 4,828,603.80
  4. Step 4: Simplify right side
    13,346,952.60x = 96,670,719,064,169.81
  5. Step 5: Solve for x
    x = 96,670,719,064,169.81/13,346,952.60
  6. Step 6: Final answer
    x = 7,242,905.70

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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.