Home / 19,509,127.68-29,264,355-9,268,702.32

Finding the Fourth Proportional to 19,509,127.68, 29,264,355 and 9,268,702.32

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Solution

The fourth proportional to 19,509,127.68, 29,264,355 and 9,268,702.32 is: 13,903,368.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,509,127.68 : 29,264,355 = 9,268,702.32 : x
  2. Step 2: Convert to fraction form
    19,509,127.68/29,264,355 = 9,268,702.32/x
  3. Step 3: Cross multiply
    19,509,127.68x = 29,264,355 × 9,268,702.32
  4. Step 4: Simplify right side
    19,509,127.68x = 271,242,595,081,803.59
  5. Step 5: Solve for x
    x = 271,242,595,081,803.59/19,509,127.68
  6. Step 6: Final answer
    x = 13,903,368.70

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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.