Home / 14,271,817.25-19,695,117.93-7,745,445.16

Finding the Fourth Proportional to 14,271,817.25, 19,695,117.93 and 7,745,445.16

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Solution

The fourth proportional to 14,271,817.25, 19,695,117.93 and 7,745,445.16 is: 10,688,719.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271,817.25 : 19,695,117.93 = 7,745,445.16 : x
  2. Step 2: Convert to fraction form
    14,271,817.25/19,695,117.93 = 7,745,445.16/x
  3. Step 3: Cross multiply
    14,271,817.25x = 19,695,117.93 × 7,745,445.16
  4. Step 4: Simplify right side
    14,271,817.25x = 152,547,455,846,547.72
  5. Step 5: Solve for x
    x = 152,547,455,846,547.72/14,271,817.25
  6. Step 6: Final answer
    x = 10,688,719.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.