Home / 19,849,409.60-29,774,114.40-9,771,713.60

Finding the Fourth Proportional to 19,849,409.60, 29,774,114.40 and 9,771,713.60

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Solution

The fourth proportional to 19,849,409.60, 29,774,114.40 and 9,771,713.60 is: 14,657,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,849,409.60 : 29,774,114.40 = 9,771,713.60 : x
  2. Step 2: Convert to fraction form
    19,849,409.60/29,774,114.40 = 9,771,713.60/x
  3. Step 3: Cross multiply
    19,849,409.60x = 29,774,114.40 × 9,771,713.60
  4. Step 4: Simplify right side
    19,849,409.60x = 290,944,118,610,435.81
  5. Step 5: Solve for x
    x = 290,944,118,610,435.81/19,849,409.60
  6. Step 6: Final answer
    x = 14,657,570.40

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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.