Home / 21,203,210.40-31,804,815.60-14,484,746.40

Finding the Fourth Proportional to 21,203,210.40, 31,804,815.60 and 14,484,746.40

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Solution

The fourth proportional to 21,203,210.40, 31,804,815.60 and 14,484,746.40 is: 21,727,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,203,210.40 : 31,804,815.60 = 14,484,746.40 : x
  2. Step 2: Convert to fraction form
    21,203,210.40/31,804,815.60 = 14,484,746.40/x
  3. Step 3: Cross multiply
    21,203,210.40x = 31,804,815.60 × 14,484,746.40
  4. Step 4: Simplify right side
    21,203,210.40x = 460,684,688,264,763.88
  5. Step 5: Solve for x
    x = 460,684,688,264,763.88/21,203,210.40
  6. Step 6: Final answer
    x = 21,727,119.60

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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.