Home / 47,326,476.80-70,989,715.20-21,817,308.80

Finding the Fourth Proportional to 47,326,476.80, 70,989,715.20 and 21,817,308.80

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Solution

The fourth proportional to 47,326,476.80, 70,989,715.20 and 21,817,308.80 is: 32,725,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,326,476.80 : 70,989,715.20 = 21,817,308.80 : x
  2. Step 2: Convert to fraction form
    47,326,476.80/70,989,715.20 = 21,817,308.80/x
  3. Step 3: Cross multiply
    47,326,476.80x = 70,989,715.20 × 21,817,308.80
  4. Step 4: Simplify right side
    47,326,476.80x = 1,548,804,538,142,454
  5. Step 5: Solve for x
    x = 1,548,804,538,142,454/47,326,476.80
  6. Step 6: Final answer
    x = 32,725,963.20

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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.