Home / 15,578,393.61-23,346,702.47-12,124,303.91

Finding the Fourth Proportional to 15,578,393.61, 23,346,702.47 and 12,124,303.91

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Solution

The fourth proportional to 15,578,393.61, 23,346,702.47 and 12,124,303.91 is: 18,170,199.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,578,393.61 : 23,346,702.47 = 12,124,303.91 : x
  2. Step 2: Convert to fraction form
    15,578,393.61/23,346,702.47 = 12,124,303.91/x
  3. Step 3: Cross multiply
    15,578,393.61x = 23,346,702.47 × 12,124,303.91
  4. Step 4: Simplify right side
    15,578,393.61x = 283,062,515,956,204.88
  5. Step 5: Solve for x
    x = 283,062,515,956,204.88/15,578,393.61
  6. Step 6: Final answer
    x = 18,170,199.25

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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.