Home / 9,488,718-13,094,411.40-5,137,803

Finding the Fourth Proportional to 9,488,718, 13,094,411.40 and 5,137,803

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Solution

The fourth proportional to 9,488,718, 13,094,411.40 and 5,137,803 is: 7,090,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,488,718 : 13,094,411.40 = 5,137,803 : x
  2. Step 2: Convert to fraction form
    9,488,718/13,094,411.40 = 5,137,803/x
  3. Step 3: Cross multiply
    9,488,718x = 13,094,411.40 × 5,137,803
  4. Step 4: Simplify right side
    9,488,718x = 67,276,506,174,154.20
  5. Step 5: Solve for x
    x = 67,276,506,174,154.20/9,488,718
  6. Step 6: Final answer
    x = 7,090,157.61

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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.