Home / 8,742,024.20-13,113,036.30-5,718,715.40

Finding the Fourth Proportional to 8,742,024.20, 13,113,036.30 and 5,718,715.40

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Solution

The fourth proportional to 8,742,024.20, 13,113,036.30 and 5,718,715.40 is: 8,578,073.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742,024.20 : 13,113,036.30 = 5,718,715.40 : x
  2. Step 2: Convert to fraction form
    8,742,024.20/13,113,036.30 = 5,718,715.40/x
  3. Step 3: Cross multiply
    8,742,024.20x = 13,113,036.30 × 5,718,715.40
  4. Step 4: Simplify right side
    8,742,024.20x = 74,989,722,629,569.03
  5. Step 5: Solve for x
    x = 74,989,722,629,569.03/8,742,024.20
  6. Step 6: Final answer
    x = 8,578,073.10

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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.