Home / 7,317,547-10,101,725.13-5,143,953.40

Finding the Fourth Proportional to 7,317,547, 10,101,725.13 and 5,143,953.40

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Solution

The fourth proportional to 7,317,547, 10,101,725.13 and 5,143,953.40 is: 7,101,123.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317,547 : 10,101,725.13 = 5,143,953.40 : x
  2. Step 2: Convert to fraction form
    7,317,547/10,101,725.13 = 5,143,953.40/x
  3. Step 3: Cross multiply
    7,317,547x = 10,101,725.13 × 5,143,953.40
  4. Step 4: Simplify right side
    7,317,547x = 51,962,803,328,328.95
  5. Step 5: Solve for x
    x = 51,962,803,328,328.95/7,317,547
  6. Step 6: Final answer
    x = 7,101,123.28

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1.5x scale

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.