Home / 14,208,088.40-21,312,132.60-8,534,718.80

Finding the Fourth Proportional to 14,208,088.40, 21,312,132.60 and 8,534,718.80

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Solution

The fourth proportional to 14,208,088.40, 21,312,132.60 and 8,534,718.80 is: 12,802,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208,088.40 : 21,312,132.60 = 8,534,718.80 : x
  2. Step 2: Convert to fraction form
    14,208,088.40/21,312,132.60 = 8,534,718.80/x
  3. Step 3: Cross multiply
    14,208,088.40x = 21,312,132.60 × 8,534,718.80
  4. Step 4: Simplify right side
    14,208,088.40x = 181,893,058,769,312.91
  5. Step 5: Solve for x
    x = 181,893,058,769,312.91/14,208,088.40
  6. Step 6: Final answer
    x = 12,802,078.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.