Home / 29,905,690.60-44,879,531.10-12,878,583.40

Finding the Fourth Proportional to 29,905,690.60, 44,879,531.10 and 12,878,583.40

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Solution

The fourth proportional to 29,905,690.60, 44,879,531.10 and 12,878,583.40 is: 19,326,916.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,905,690.60 : 44,879,531.10 = 12,878,583.40 : x
  2. Step 2: Convert to fraction form
    29,905,690.60/44,879,531.10 = 12,878,583.40/x
  3. Step 3: Cross multiply
    29,905,690.60x = 44,879,531.10 × 12,878,583.40
  4. Step 4: Simplify right side
    29,905,690.60x = 577,984,784,224,243.75
  5. Step 5: Solve for x
    x = 577,984,784,224,243.75/29,905,690.60
  6. Step 6: Final answer
    x = 19,326,916.47

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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.