Home / 29,312,603.20-43,968,904.80-12,292,494.40

Finding the Fourth Proportional to 29,312,603.20, 43,968,904.80 and 12,292,494.40

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Solution

The fourth proportional to 29,312,603.20, 43,968,904.80 and 12,292,494.40 is: 18,438,741.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,312,603.20 : 43,968,904.80 = 12,292,494.40 : x
  2. Step 2: Convert to fraction form
    29,312,603.20/43,968,904.80 = 12,292,494.40/x
  3. Step 3: Cross multiply
    29,312,603.20x = 43,968,904.80 × 12,292,494.40
  4. Step 4: Simplify right side
    29,312,603.20x = 540,487,516,028,133.12
  5. Step 5: Solve for x
    x = 540,487,516,028,133.12/29,312,603.20
  6. Step 6: Final answer
    x = 18,438,741.60

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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.