Home / 15,017,870.34-22,513,445.64-5,431,117.50

Finding the Fourth Proportional to 15,017,870.34, 22,513,445.64 and 5,431,117.50

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Solution

The fourth proportional to 15,017,870.34, 22,513,445.64 and 5,431,117.50 is: 8,141,844.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,017,870.34 : 22,513,445.64 = 5,431,117.50 : x
  2. Step 2: Convert to fraction form
    15,017,870.34/22,513,445.64 = 5,431,117.50/x
  3. Step 3: Cross multiply
    15,017,870.34x = 22,513,445.64 × 5,431,117.50
  4. Step 4: Simplify right side
    15,017,870.34x = 122,273,168,600,702.70
  5. Step 5: Solve for x
    x = 122,273,168,600,702.70/15,017,870.34
  6. Step 6: Final answer
    x = 8,141,844.74

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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.