Home / 40,853,883.47-61,280,300.32-13,572,720.59

Finding the Fourth Proportional to 40,853,883.47, 61,280,300.32 and 13,572,720.59

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Solution

The fourth proportional to 40,853,883.47, 61,280,300.32 and 13,572,720.59 is: 20,358,906.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,853,883.47 : 61,280,300.32 = 13,572,720.59 : x
  2. Step 2: Convert to fraction form
    40,853,883.47/61,280,300.32 = 13,572,720.59/x
  3. Step 3: Cross multiply
    40,853,883.47x = 61,280,300.32 × 13,572,720.59
  4. Step 4: Simplify right side
    40,853,883.47x = 831,740,393,574,314.38
  5. Step 5: Solve for x
    x = 831,740,393,574,314.38/40,853,883.47
  6. Step 6: Final answer
    x = 20,358,906.50

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1.5x scale

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.