Home / 22,356,125.60-33,492,854.10-12,742,948.40

Finding the Fourth Proportional to 22,356,125.60, 33,492,854.10 and 12,742,948.40

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Solution

The fourth proportional to 22,356,125.60, 33,492,854.10 and 12,742,948.40 is: 19,090,862.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,356,125.60 : 33,492,854.10 = 12,742,948.40 : x
  2. Step 2: Convert to fraction form
    22,356,125.60/33,492,854.10 = 12,742,948.40/x
  3. Step 3: Cross multiply
    22,356,125.60x = 33,492,854.10 × 12,742,948.40
  4. Step 4: Simplify right side
    22,356,125.60x = 426,797,711,565,028.50
  5. Step 5: Solve for x
    x = 426,797,711,565,028.50/22,356,125.60
  6. Step 6: Final answer
    x = 19,090,862.13

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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.