Home / 14,613,356.40-21,938,005.80-9,221,996.40

Finding the Fourth Proportional to 14,613,356.40, 21,938,005.80 and 9,221,996.40

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Solution

The fourth proportional to 14,613,356.40, 21,938,005.80 and 9,221,996.40 is: 13,844,335.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,613,356.40 : 21,938,005.80 = 9,221,996.40 : x
  2. Step 2: Convert to fraction form
    14,613,356.40/21,938,005.80 = 9,221,996.40/x
  3. Step 3: Cross multiply
    14,613,356.40x = 21,938,005.80 × 9,221,996.40
  4. Step 4: Simplify right side
    14,613,356.40x = 202,312,210,510,779.12
  5. Step 5: Solve for x
    x = 202,312,210,510,779.12/14,613,356.40
  6. Step 6: Final answer
    x = 13,844,335.62

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1.5x scale

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.