Home / 13,365,356.48-20,056,468.56-5,688,988.88

Finding the Fourth Proportional to 13,365,356.48, 20,056,468.56 and 5,688,988.88

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Solution

The fourth proportional to 13,365,356.48, 20,056,468.56 and 5,688,988.88 is: 8,537,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,356.48 : 20,056,468.56 = 5,688,988.88 : x
  2. Step 2: Convert to fraction form
    13,365,356.48/20,056,468.56 = 5,688,988.88/x
  3. Step 3: Cross multiply
    13,365,356.48x = 20,056,468.56 × 5,688,988.88
  4. Step 4: Simplify right side
    13,365,356.48x = 114,101,026,609,909.61
  5. Step 5: Solve for x
    x = 114,101,026,609,909.61/13,365,356.48
  6. Step 6: Final answer
    x = 8,537,073.20

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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.