Home / 13,376,088.15-18,460,140.09-7,575,901.71

Finding the Fourth Proportional to 13,376,088.15, 18,460,140.09 and 7,575,901.71

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Solution

The fourth proportional to 13,376,088.15, 18,460,140.09 and 7,575,901.71 is: 10,455,389.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,088.15 : 18,460,140.09 = 7,575,901.71 : x
  2. Step 2: Convert to fraction form
    13,376,088.15/18,460,140.09 = 7,575,901.71/x
  3. Step 3: Cross multiply
    13,376,088.15x = 18,460,140.09 × 7,575,901.71
  4. Step 4: Simplify right side
    13,376,088.15x = 139,852,206,874,670.55
  5. Step 5: Solve for x
    x = 139,852,206,874,670.55/13,376,088.15
  6. Step 6: Final answer
    x = 10,455,389.15

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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.