Home / 72,927,269.64-109,205,783.82-43,762,772.52

Finding the Fourth Proportional to 72,927,269.64, 109,205,783.82 and 43,762,772.52

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Solution

The fourth proportional to 72,927,269.64, 109,205,783.82 and 43,762,772.52 is: 65,533,070.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,927,269.64 : 109,205,783.82 = 43,762,772.52 : x
  2. Step 2: Convert to fraction form
    72,927,269.64/109,205,783.82 = 43,762,772.52/x
  3. Step 3: Cross multiply
    72,927,269.64x = 109,205,783.82 × 43,762,772.52
  4. Step 4: Simplify right side
    72,927,269.64x = 4,779,147,875,182,957
  5. Step 5: Solve for x
    x = 4,779,147,875,182,957/72,927,269.64
  6. Step 6: Final answer
    x = 65,533,070.12

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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.