Home / 35,928,843.20-53,893,264.80-13,205,038.40

Finding the Fourth Proportional to 35,928,843.20, 53,893,264.80 and 13,205,038.40

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Solution

The fourth proportional to 35,928,843.20, 53,893,264.80 and 13,205,038.40 is: 19,807,557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,928,843.20 : 53,893,264.80 = 13,205,038.40 : x
  2. Step 2: Convert to fraction form
    35,928,843.20/53,893,264.80 = 13,205,038.40/x
  3. Step 3: Cross multiply
    35,928,843.20x = 53,893,264.80 × 13,205,038.40
  4. Step 4: Simplify right side
    35,928,843.20x = 711,662,631,185,368.25
  5. Step 5: Solve for x
    x = 711,662,631,185,368.25/35,928,843.20
  6. Step 6: Final answer
    x = 19,807,557.60

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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.