Home / 35,476,043.40-53,214,065.10-12,757,681.80

Finding the Fourth Proportional to 35,476,043.40, 53,214,065.10 and 12,757,681.80

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Solution

The fourth proportional to 35,476,043.40, 53,214,065.10 and 12,757,681.80 is: 19,136,522.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,476,043.40 : 53,214,065.10 = 12,757,681.80 : x
  2. Step 2: Convert to fraction form
    35,476,043.40/53,214,065.10 = 12,757,681.80/x
  3. Step 3: Cross multiply
    35,476,043.40x = 53,214,065.10 × 12,757,681.80
  4. Step 4: Simplify right side
    35,476,043.40x = 678,888,109,830,285.25
  5. Step 5: Solve for x
    x = 678,888,109,830,285.25/35,476,043.40
  6. Step 6: Final answer
    x = 19,136,522.70

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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.