Home / 19,849,319.60-29,773,979.40-9,771,623.60

Finding the Fourth Proportional to 19,849,319.60, 29,773,979.40 and 9,771,623.60

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Solution

The fourth proportional to 19,849,319.60, 29,773,979.40 and 9,771,623.60 is: 14,657,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,849,319.60 : 29,773,979.40 = 9,771,623.60 : x
  2. Step 2: Convert to fraction form
    19,849,319.60/29,773,979.40 = 9,771,623.60/x
  3. Step 3: Cross multiply
    19,849,319.60x = 29,773,979.40 × 9,771,623.60
  4. Step 4: Simplify right side
    19,849,319.60x = 290,940,119,770,953.81
  5. Step 5: Solve for x
    x = 290,940,119,770,953.81/19,849,319.60
  6. Step 6: Final answer
    x = 14,657,435.40

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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.