Home / 13,323,528.40-19,938,053.40-9,072,000.40

Finding the Fourth Proportional to 13,323,528.40, 19,938,053.40 and 9,072,000.40

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Solution

The fourth proportional to 13,323,528.40, 19,938,053.40 and 9,072,000.40 is: 13,575,835.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,323,528.40 : 19,938,053.40 = 9,072,000.40 : x
  2. Step 2: Convert to fraction form
    13,323,528.40/19,938,053.40 = 9,072,000.40/x
  3. Step 3: Cross multiply
    13,323,528.40x = 19,938,053.40 × 9,072,000.40
  4. Step 4: Simplify right side
    13,323,528.40x = 180,878,028,420,021.34
  5. Step 5: Solve for x
    x = 180,878,028,420,021.34/13,323,528.40
  6. Step 6: Final answer
    x = 13,575,835.39

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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.