Home / 35,916,542.30-53,863,461.81-12,886,962.10

Finding the Fourth Proportional to 35,916,542.30, 53,863,461.81 and 12,886,962.10

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Solution

The fourth proportional to 35,916,542.30, 53,863,461.81 and 12,886,962.10 is: 19,326,370.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,916,542.30 : 53,863,461.81 = 12,886,962.10 : x
  2. Step 2: Convert to fraction form
    35,916,542.30/53,863,461.81 = 12,886,962.10/x
  3. Step 3: Cross multiply
    35,916,542.30x = 53,863,461.81 × 12,886,962.10
  4. Step 4: Simplify right side
    35,916,542.30x = 694,136,390,785,608.75
  5. Step 5: Solve for x
    x = 694,136,390,785,608.75/35,916,542.30
  6. Step 6: Final answer
    x = 19,326,370.14

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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.