Home / 45,779,818.36-63,160,524.44-28,369,811.20

Finding the Fourth Proportional to 45,779,818.36, 63,160,524.44 and 28,369,811.20

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Solution

The fourth proportional to 45,779,818.36, 63,160,524.44 and 28,369,811.20 is: 39,140,656.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,779,818.36 : 63,160,524.44 = 28,369,811.20 : x
  2. Step 2: Convert to fraction form
    45,779,818.36/63,160,524.44 = 28,369,811.20/x
  3. Step 3: Cross multiply
    45,779,818.36x = 63,160,524.44 × 28,369,811.20
  4. Step 4: Simplify right side
    45,779,818.36x = 1,791,852,153,655,785.50
  5. Step 5: Solve for x
    x = 1,791,852,153,655,785.50/45,779,818.36
  6. Step 6: Final answer
    x = 39,140,656.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.