Home / 12,897,019,444.34-19,339,056,787.04-7,514,399,607.03

Finding the Fourth Proportional to 12,897,019,444.34, 19,339,056,787.04 and 7,514,399,607.03

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Solution

The fourth proportional to 12,897,019,444.34, 19,339,056,787.04 and 7,514,399,607.03 is: 11,267,828,303.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,897,019,444.34 : 19,339,056,787.04 = 7,514,399,607.03 : x
  2. Step 2: Convert to fraction form
    12,897,019,444.34/19,339,056,787.04 = 7,514,399,607.03/x
  3. Step 3: Cross multiply
    12,897,019,444.34x = 19,339,056,787.04 × 7,514,399,607.03
  4. Step 4: Simplify right side
    12,897,019,444.34x = 145,321,400,720,826,646,528
  5. Step 5: Solve for x
    x = 145,321,400,720,826,646,528/12,897,019,444.34
  6. Step 6: Final answer
    x = 11,267,828,303.12

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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.