Home / 13,124,569.19-18,118,715.42-9,588,400.01

Finding the Fourth Proportional to 13,124,569.19, 18,118,715.42 and 9,588,400.01

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Solution

The fourth proportional to 13,124,569.19, 18,118,715.42 and 9,588,400.01 is: 13,236,967.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,124,569.19 : 18,118,715.42 = 9,588,400.01 : x
  2. Step 2: Convert to fraction form
    13,124,569.19/18,118,715.42 = 9,588,400.01/x
  3. Step 3: Cross multiply
    13,124,569.19x = 18,118,715.42 × 9,588,400.01
  4. Step 4: Simplify right side
    13,124,569.19x = 173,729,490,975,779.59
  5. Step 5: Solve for x
    x = 173,729,490,975,779.59/13,124,569.19
  6. Step 6: Final answer
    x = 13,236,967.13

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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.