Home / 19,492,088.40-29,238,132.60-13,445,470.80

Finding the Fourth Proportional to 19,492,088.40, 29,238,132.60 and 13,445,470.80

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Solution

The fourth proportional to 19,492,088.40, 29,238,132.60 and 13,445,470.80 is: 20,168,206.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,492,088.40 : 29,238,132.60 = 13,445,470.80 : x
  2. Step 2: Convert to fraction form
    19,492,088.40/29,238,132.60 = 13,445,470.80/x
  3. Step 3: Cross multiply
    19,492,088.40x = 29,238,132.60 × 13,445,470.80
  4. Step 4: Simplify right side
    19,492,088.40x = 393,120,458,119,828.12
  5. Step 5: Solve for x
    x = 393,120,458,119,828.12/19,492,088.40
  6. Step 6: Final answer
    x = 20,168,206.20

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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.