Home / 13,452,238-18,564,482.10-7,341,060.16

Finding the Fourth Proportional to 13,452,238, 18,564,482.10 and 7,341,060.16

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Solution

The fourth proportional to 13,452,238, 18,564,482.10 and 7,341,060.16 is: 10,130,877.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452,238 : 18,564,482.10 = 7,341,060.16 : x
  2. Step 2: Convert to fraction form
    13,452,238/18,564,482.10 = 7,341,060.16/x
  3. Step 3: Cross multiply
    13,452,238x = 18,564,482.10 × 7,341,060.16
  4. Step 4: Simplify right side
    13,452,238x = 136,282,979,935,343.16
  5. Step 5: Solve for x
    x = 136,282,979,935,343.16/13,452,238
  6. Step 6: Final answer
    x = 10,130,877.85

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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.