Home / 30,463,720.32-45,717,398.06-12,968,543.41

Finding the Fourth Proportional to 30,463,720.32, 45,717,398.06 and 12,968,543.41

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Solution

The fourth proportional to 30,463,720.32, 45,717,398.06 and 12,968,543.41 is: 19,462,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,463,720.32 : 45,717,398.06 = 12,968,543.41 : x
  2. Step 2: Convert to fraction form
    30,463,720.32/45,717,398.06 = 12,968,543.41/x
  3. Step 3: Cross multiply
    30,463,720.32x = 45,717,398.06 × 12,968,543.41
  4. Step 4: Simplify right side
    30,463,720.32x = 592,888,061,154,223.62
  5. Step 5: Solve for x
    x = 592,888,061,154,223.62/30,463,720.32
  6. Step 6: Final answer
    x = 19,462,102.95

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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.