Home / 21,831,038.10-30,126,304.58-12,041,272.08

Finding the Fourth Proportional to 21,831,038.10, 30,126,304.58 and 12,041,272.08

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Solution

The fourth proportional to 21,831,038.10, 30,126,304.58 and 12,041,272.08 is: 16,616,664.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,831,038.10 : 30,126,304.58 = 12,041,272.08 : x
  2. Step 2: Convert to fraction form
    21,831,038.10/30,126,304.58 = 12,041,272.08/x
  3. Step 3: Cross multiply
    21,831,038.10x = 30,126,304.58 × 12,041,272.08
  4. Step 4: Simplify right side
    21,831,038.10x = 362,759,030,152,523.75
  5. Step 5: Solve for x
    x = 362,759,030,152,523.75/21,831,038.10
  6. Step 6: Final answer
    x = 16,616,664.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.